333除以23的商除以111除以69的商怎样简算

求20道四年级简便运算题
冰雪sIA67Z
希望能帮到你300÷125÷8=300÷(125×8)=300÷396-96-172-28 =(396-96)-(172+28)= 300-200 = 100 125*24 = 125*8*3 = 1000*3 = 300026*15 = (20+6)*15 = 20*15 + 6*15 = 300+90 =39025*99*4 = 25*4*99 = 100*99 = 9900250*32 = 250*4*8 = 1000*8 = 8000(98+98+98+98)*25 = 4*98*25 = 4*25*98 = 100*98 = 9800472*5*20 = 472*(5*20)= 472*100 = 47200125*(8+800)= 125*8+125*800 = 1000 + 100000 = 101000129*38+38*872-38 = 38*(129+872-1)=38*18*8*125*5 = 18*5*(125*8)=90*1000 = 90004) =
= 55037*99 = 37*(100-1)= 37*100 - 37 = 382*98 = 82*(100-2)= = 8036202*28 = (200+2)*28 = 200*28+2*28 =5676*105 = 76*100 + 76*5 =
= 798082*14+18*14 = 14*(82+18)=14*100=140069*99+69 = 69*(99+1)=69*100 = 690049×102-2×49
125×76×8
8.33-2.43-4.57103×32
6.7+ 2.63+4.3
455824÷8×(85-78)
840÷28+70×1840乘13乘25
120除以5除以438乘201 45乘97-7乘45
21乘41减21 35乘22加35乘36+35乘22
44乘198 125乘25乘8乘4095乘53加53
45乘101减45 138-43-57-381.498+3972.502-3993.63-45-55+1374.125×565.302×99+3026.145×89+145×21 .1、475+254+361
2、615+475+125
3、860-168+1594、465+358-27
5、647-(85+265)
6、476+(65-29)7、154×8÷16
8、400÷25×75
9、16×25÷16×2510、552÷69×8
11、600-120÷10
12、(600-120)÷1013、(466-25×4)÷6
14、(43+32)÷(357-352)15、138+(27+48)÷25
16、56×19+25×8二、用简便方法计算.1、368+
2、 89+101+1113、24+127+476+573
4、400-273-1275、327+(96-127)
6、72×987、442-103-142
8、999+99+99、67×5×2
10、25×(78×4)11、72×125
12、÷813、400÷25
14、25×3615、103×27
16、76×10217、
18、99×3519、(25+12)×4
20、56×27+27×4421、56×99+56
22、125×25×8×423、25×32×125
24、125×64 (1)(78+61)+39
(2)700-82-18(3)348+163+242+410+537(4)125×47-47×25 (5)201×316(6)374-205+226-95
(7)(8)997×7+21
(9)87×470+870×53(10)(55+55+55+55×5)×125(11)125×(8+40)×25 (12)99+49×99(13)264×97+4×264
(14)454+999×999+545(15)66×3×32(16)124×38+65×124+76×110-76×7(17)62×4+44×5+5×18(18)-38×20-38×14(19)91-90396-96-172-28 =(396-96)-(172+28)= 300-200 = 100 125*24 = 125*8*3 = 1000*3 = 3000四年级数学9套计算题小学数学四年级计算题过关练习一一、请你口算.0.38+0.6=
155-(60-55)=
643-27-73=0.97-0.09=
12.8-9.86=
17.08-4.58 =
4.35+5.35=
99×55+55=
0.81+0.09=
60-20÷5=
47×25×4=
0.5÷1=二、请用递等式计算 72-9×8÷6
3600÷(20÷5)
(450+27) ÷(21-18)86.7-(14.8-3.3 )
70-(12.87+0.75)
84.6-(26.3-8.3) 三、你能想出简便方法来计算下面各题吗?87-3.12-0.88
6.74+12.62+24.38+3.26
37.65-(7.65+5.4)
34×7+65×7+7
38×38+38×62
四.用小数计算.6米45厘米+3米5分米
10千克-3千克700克 小学数学四年级计算题过关练习二1、口算 1.3-0.8=
0×100+100=60×0=
2.73+0.27=
0.75+0.3=
5×9+1=4.3÷1000=
0.69+1.1=
7+7×9=2、计算下面各题,能简便的要简算. 49×102-2×49
125×78×8
8.33-2.43-4.5799×37
6.7-2.63+3.3-3.37
41000÷(41×5)3.5×72+6.5×28
5824÷8×(85-78)
840÷28+70×18 3、根据要求给下面算式添括号.(1)72+360÷9-5
(2)72-4×6÷3
①先算减法,再算除法,最后算加
①先算减法,再算乘法,最后算除法 ②先算减法和加法,最后再算除法
②先算减法和除法,最后算乘法
③先算除法,再算减法,最后算加法
③先算乘法,再算减法,最后算除法
小学数学四年级计算题过关练习三1.口算:2.5×4=
1.3÷100=
120×6=85-58=
2.5+0.05=
100×2.8=
8×9+8= 7×5÷7×5=
125×7×8=
10―(2.3+2.7)=
120÷6÷2=
4×(36-25)=
300-84-16= 2.用竖式计算下面各题并验算.10-3.06
11.36+8.54
3.计算下面各题,能简算的要简算.6.45-0.58-1.42
3.27+6.4+2.73+4.6
1×8 25×44
125×32×25
(160+880)×20 99×45
12×(324-285)÷26 小学数学四年级计算题过关练习四1、⑴36加上36除720的商,再减去6,差是多少?⑵36加上720除以3.6的商,再减去6的差,和是多少?⑶36加上720除以3.6的商,再减去6,商是多少?2、⑴72减去4乘6的积,再除以3,差是多少? ⑵72减去4的差乘以6,再除以3,商是多少?⑶72减去4的差乘以6与3的商,积是多少?3、⑴558加上230乘以6.2,再除以31的商,和是多少?⑵558与230的和乘以6.2与3.1的商,积是多少?⑶558加上230与6.2的积,再除以3.1,商是多少? 4、⑴59加上2.1乘以9.6,再除以8,和是多少?⑵59与21的和乘以8除96的商,积是多少?⑶59与21和乘以96,再除以8,商是多少?小学数学四年级计算题过关练习五1、根据运算顺序添上小括号或中括号:(1) 32×800-400÷25
先减再乘最后除(2) 32×800-400÷25
先除再减最后乘(3) 32×800-400÷25
先减再除最后乘2、递等式计算:×2
108-(83+360÷60)
(420+48)÷(375-345) 420÷(205-198)×4
460÷(29-18÷3)
1450÷2×(16+9)3、怎样算简便就怎样算:
715+265+335+285
125×32×5
75×4×2×5
99×64+643、列式计算:(1)25和40的积是163与87的和的多少倍?(2)一个数的8倍比54多10,这个数是多少?小学数学四年级计算题过关练习六一、直接写得数:400÷50=
470+70=14×4=
217-65-35=
30-30÷512×6+8=
36÷9×5=二、竖式计算: 996÷ 83=
4140 ÷40=三、用递等式计算.490÷70×154
774÷(17+26)
47-28+33320-770÷11×3
960÷32+15×11
451-(164-88)÷3 四、简便计算: 34+3.46+0.66
74+(167+26)
37-56+73-442.5×36
6.7×12×5 小学数学四年级计算题过关练习七一、口算:60×9=
20×3.4=4.3×2=
7.5-1.8=70-30=
3×900=900÷3=
二、用竖式计算:3.8×250=
140×250=508×1.5=
8500÷70=
4=三、简便计算:5.5×22+78× 5.5
203×46-3×46
49×99+99
98×101-98 49×99+49
45+45×26+45×73
38×36-36×81.25×32×2.5
43+57-43+57
24×5-24×524×5÷24×5
289+104小学数学四年级计算题过关练习八1、直接写得数.6.2×3=
6+1.8+84=9.8+1.2=
42×1×5=
9×5÷5×9=460+280=
540÷270=
240×30=2、计算下面各题.(能简算的要简算)874÷(24×23-506)
25×5÷(155-30)
25×9925×16
48×(39-594÷33)
(40+4)×2.5 96×101-96
486-(186+59)-41
863-2973、列综合算式计算.(1) 4.5乘4.5减去2.7的差,积是多少?
(2)5.6加上4.8乘3的积,和是多少? (3)28.8除以1.8乘4的积,商是多少?小学数学四年级计算题过关练习九一、用竖式计算21.5÷2.4=
900÷2.4=
5.6×0.35= 二、脱式计算.175-75÷25
68+35×13
7.25-(1.25+2.37)(11.4+16.6)÷35
43.2÷(9×8)
189-60+40三、简便计算.52+9.9
47+23.6+6.4 6×(15×9)
4.3+7.8+12.2+25.72.5×(26×4)
3.54+(229+0.46)25×14×4=25×4×14=100×14=1400.125×19×8=125×8×19=1000×19=19000.20×8×5=20×5×8=100×8=8006×26+4×26=(6+4)×26=10×26=260加法运算定律的简便运算题(一)1) 500+(407+0)=
2) 386+382+114=
3) 42+(91+158+109)=
4) (87+103+113)+97=
5) (246+387+154)+13=
6) 49+(71+151+129)=
7) 255+(79+45)=
8) (169+39+131)+261=
9) 219+175+181+225=
10) 14+498+486=
11) (404+195+96)+305=
12) 793+393=
13) (106+45+94)+155=
14) 433+(477+67)+23=
15) 25+(251+275+49)=
16) 51+(5+49)=
17) (83+33+17)+67=
18) 196+97=
19) 41+(33+59)=
20) 290+171+210+329=
22) 226+(166+74)=
23) 63+(82+137)+118=
24) 354+479+146= 25) 76+(44+124)+156=
26) 270+(96+230+404)=
27) 108+215+292+185=
28) (89+89)+(11+11)=
29) 108+(221+192+79)=
30) 257+60+143+340=
31) 56+(143+144)=
32) (259+349+141)+51=
33) (198+252+102)+48=
34) 80+(43+20+57)=
35) 434+238+66=
36) 92+(34+108)+166=
37) 82+(78+218+222)=
38) (54+150)+(146+50)=
39) 254+(144+246+356)=
40) 176+(236+124)+64=
41) 62+219+238+81=
42) (6+66+94)+34=
43) (140+125+160)+175=
44) 13+(287+387)=
45) 200+95=
47) 370+430+130=
48) 159+140+41+60=
49) 195+(141+205+259)=
50) 31+(62+69)= 加减法的简便运算题(一)1) 713-(387+313)=
2) 866-370-130=
3) 399-195=
4) 400-199=
5) 807-401=
6) 397-196=
7) 369-(246+69)=
8) 594-300=
9) 480-78-116-206=
10) 982+(30-482)=
11) 656-(300-144)=
12) 514+(434-14)=
13) 756-272-(51+77)=
14) 594+(193-94)=
15) 146-(56-54)=
16) 597-196-104=
17) 760-(2+79)-319=
18) 200-93=
19) 227-(170+27)=
20) 282-9-(1+190)=
21) 152-31-(12+57)=
22) 365-(55+89)-56=
23) 206-106=
24) 392-(109+54)-37=
25) 344-143-95-62=
26) 556-98-(170+32)=
27) 266-(158+66)=
28) 377-(131-23)=
29) 349-(24+51)-125=
30) 529-(388-271)=
31) 606-303=
32) 234-(181-166)=
33) 753-449-51=
34) 399-30-(123+147)=
35) 561-(171+114)-115=
36) 333-(191-67)=
37) 405-(46+41)-213=
38) 617-60-(201+239)=
39) 842-12-135-353=
40) 599-300=
41) 699-(25+299)=
42) 122+(55-22)=
43) 820-93-407=
44) 630-103-12-385=
45) 254-(186-146)=
46) 761-(191+261)=
47) 709-(102+39)-259=
48) 207-96=
49) 666-338-62=
50) 120-(91-80)= 乘法运算定律的简便运算题(一)
1) 402×389=
2) 72×25=
3) 55×28×25=
4) 163×56×125=
5) 294×353+147×294=
6) 107×56×125=
7) 25×160×125=
8) 127×16×25=
9) 25×224×125=
10) 25×64×125=
11) 4×482+4+17×4=
12) 246×146+254×246=
13) 44×16+44+483×44=
14) 402×79=
15) 78×186+14×78=
16) 21×55+45×21=
17) 201×8-8-8×100=
18) 362×5+195×362=
19) 52×25=
20) 197×171=
21) 25×288×125=
22) 25×32×125=
23) 40×157+143×40=
24) 166×16×25=
25) 194×10-10-10×93=
26) 134×16×125=
27) 498×83=
28) 45×20×25=
29) 231×173+27×231=
30) 155×62+138×155=
31) 40×125=
32) 113×28×25=
33) 739×7-7-7×338=
34) 726×11-11-11×325=
35) 207×159+241×207=
36) 72×45+55×72=
37) 32×125=
38) 217×12×25=
39) 56×28×25=
40) 25×96×125=
41) 228×24×25=
42) 24×125=
43) 64×125=
44) 44×25=
45) 188×24×125=
46) 191×1-1-1×90=
47) 25×160×125=
48) 56×125=
49) 72×25=
50) 153×16×125=
除法运算定律的简便运算题(一) 1) 00=
2) 7875÷25=
3) 200÷25=
5) 7475÷25=
6) 4755÷15=
10) 2225÷25=
11) 6408÷24=
12) 2450÷25=
13) 2928÷24=
15) 1356÷12=
16) 5450÷25=
24) 4250÷25=
25) 840÷24=
28) 900÷300=
30) 50÷25=
34) 1675÷25=
35) 5940÷27=
36) 900÷900=
37) 700÷25=
39) 912÷24=
42) 11475÷25=
47) 9075÷25=
49) 2650÷25=
50) 630÷18= 四则混合运算的简便运算题(一)1) 444-(387-356)=
2) 5502÷21=
3) 25×32×125=
4) 797+401=
5) 25×192×125=
6) 330×119+381×330=
7) (79+92+121)+108=
8) (37+56+63)+44=
9) 144-2-30-68=
10) 103×91=
11) 25×192×125=
12) 304+(166-104)=
13) 282×135+365×282=
14) 183×3-3-3×82=
15) (155+356)+(345+144)=
16) 799-407=
17) 88×125=
18) 289+(376+111+24)=
19) (56+98)+(44+2)=
20) 89+(155+111+45)=
21) 124+(261+176+39)=
22) 297-0-(0+200)=
23) 67+71+233+229=
24) 376×1-1-1×175=
25) 214×71+429×214=
27) 108+(16-8)=
28) 58+156+142=
29) 396-203=
30) 25×32×125=
31) 200+95=
32) 645-200-200=
33) 149+(208+251)+192=
34) (34+261+366)+139=
35) 407-205=
36) 250-57-143=
37) (33+65+67)+35=
38) 197-96=
39) (315+299+85)+101=
40) 40×125=
41) 25×128×125=
42) 62+(79+38)+21=
43) 4075÷25=
44) 40×125=
45) 48×25=
46) 342×372+28×342=
47) 2×258+2+41×2=
48) 101×1=
49) 168-8-92=
50) 64×125=375+219+381+225
-(181+2564)+2719
378+44+114+242+222
276+228+353+219 (375+1034)+(966+125)
99+999+7755-()
-1065899+344
-317-357
-214497-299
75×24138×25×4
(13×125)×(3×8)
(12+24+80)×50704×25
25×32×125
32×(25+125)88×125
58×98178×101-178
84×36+64×84
75×99+2×7583×102-83×2
123×18-123×3+85×12350×(34×4)×3
25×(24+16)
178×99+17879×42+79+79×57
600-60÷15
20X4÷20X4
25X4÷25X498-18X5+25
56X8÷56X8
280-80÷ 4
12X6÷12X6175-75÷25
25X8÷25X8
36X9÷36X936-36÷6-6
25X8÷(25X8)
100+45-100+45
15X97+3 100+1-100+1
5+95X28102+1-102+1
25+75-25+75
40+360÷20-1013+24X8
100-36+64720÷16÷5
456-(256-36)102×35 98×42
158+262+138
375+219+381+225
(181+2564)+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
()+101799+999+
-317-357-214
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1&#47.4÷[2;4 + 1&#47.25= 0.01×99= 420÷35= 25×12= 135÷0.5-(2.(284+16)×(512-8208÷18) 40.2×3. 7&#47.87-0.9×0.92÷0. 9/3 29. 8× 5/3*7972=75&#47.06= 0.01×99= 420÷35= 25×12= 135÷0;7 - ( 2&#47.1-1&#47.2÷0.5= 3&#47.54= 1;7 × 21&#47.4÷[2.74 10;8 + 3/9 = 3 - 2&#47.37 46.35×3.5+3.68= 2;3 × 3&#47.3/7*38=14 5&#47.75÷15= 0.82+0.33;8 =4.65+4;6 27;5+3&#47.8= 4×0;5 = 4/9)乘(1-1&#47.6÷4= 5.8+19= 5;7×3/8 ÷6 8) 95/2= 1&#47.92÷0;2 28. 9/10 = 2 - 1&#47. 2.8 4.7= 1÷5= 6÷12= 0;16 + 1&#47.5 51;8 = 3&#47.(58+37)÷(64-9×5) 42.12×4.87-0.;6 15.51÷17= 32.2×3;6 + 1&#47.65+4;23÷9&#47.6×0;3 21.6×(3.4= 4.728÷3.25= 0;4 + 3&#47.6-1.49= 17×40= 100-63= 3;6-1&#47.32×500= 0.12× 4.3*0.5= 3/3 + 1&#47.5= 3&#47.+1&#47.04= 0. 12× 5/6 + 1&#47. 4&#47.48) =13. 5&#47.5+2;10 = 2 - 1&#47. 45 × 2/8 = 3/3 2.5-0.5 0.5-(2.5 24) 8;8 = 3&#47.72 0;3 = 3/7 × 5&#47.4= 14-7.(284+16)×(512-8208÷18) 40.4×0.728÷3;4 = 5&#47.98+5;15 19;2= 1/15 22.8= 4×0;3 ) 15) 2/9 × 4&#47.9×0.5;8 ÷5= 12×16&#47.4= 1. 8/4 + 1/4 13.8)= 7&#47.8+0.2×4) 48;8 + 3&#47.9×1;5 = 4/9 = 3 - 2/24 23;4 - 1&#47.5 7;49 + 3&#47.92÷0.85+3;4= 75&#47.01×99= 420÷35= 25×12= 135÷0;24 22) 1.5+3.01×99= 420÷35= 25×12= 135÷0;3 13) 10 × 5/10 = 2 - 1&#47.4= 1;5÷4 11.6+99= 43×63/3 = 3/7 22. 3&#47.8)= 7/49 + 3&#47.(6;6 = 7.3= 1;9 ×3 4. 1&#47.4= 14-7.5-0;5 + 8 × 11/22 + 1/5 - 7&#47.1713;7 – 5&#47. 5/2 -1&#47.4×0;6 15;9 ×3 7;2 -1&#47.2+1.75-6;3-1&#47.74 50.87-0.01×99= 420÷35= 25×12= 135÷0.4= 1. 7 × 5/4 + 3&#47. 8 × 4/6 -1&#47.54= 1.8=3;4 18.420+580-64×21÷28 60;3 + 1&#47.3= 1;8 + 3/5 - 7&#47.04= 0.[(7;10÷9/5 – 1/11 ÷ 1/3 = 1&#47.35= 10-5;6 -1/10 +1&#47.6×0.3)*0.2×4)= 0;32 – 3/4×4&#47.2)×2;19 × 5/18;3 × 11/19 × 5&#47.4= 1.49= 1;6 = 7.01×99= 420÷35= 25×12= 135÷0;4 - 1/5 = 4&#47.4= 4÷20= 3;3 = 0.8)= 7/10 = 2 - 1&#47.35= 10-5;10 +1/3 = 3&#47.54= 1;6 + 1&#47.87-0.56+0;19 + 12&#47. 5/9 =10/19 + 12&#47.52-(6+9;2+1&#47. 17&#47.8-1.75]&#47.7= 1÷5= 6÷12= 0;3 = 0.4= 4;2 -1/16= 12÷9&#47.55)÷8.5.5+0.8-1.25= 0.65+4.65+4.25= 1&#47.;27 5) 2× 5/6x(-1&#47.06= 0;2 -1/4 = 2 + 4&#47.5×(4;9 - 1/9 × 15&#47.4= 4÷20= 3.4= 1;8 + ( 1/9&#47. 12× 5&#47.8= 4×0;4 = 2 + 4&#47.;3 11;9 = 3 - 2&#47.92÷0;3 × 15 27.5 1.4= 1;8 = 3/3+71/3 × 15 27.06= 0.92÷0.0.3*0.92÷0;2)乘(1-1&#47.15] ÷2;6 = 7. 6÷ 3/7 – 5&#47.68= 2;11 ÷ 1&#47. 5/6 = 7;9 - 1&#47.2×4)= 0.92÷0.1/1*25=5 8&#47.8×0;5 78.75÷15= 0. 3&#47.5;9 = 3 - 2&#47.12× 4.06= 0;2 + 4/9 + 3&#47.5-0.8×2.04= 0.9-1.5×200= 1;69+46&#47.54= 1;3 × 15 30;5*81=45 8&#47.2= 4×0.7-2.5×200= 1.8×0.5-(2.18.87-0.8×(3. 8× 5/1*6=2 4&#47. 14 × 8/8 = 3&#47. 0.54= 1.812-700÷(9+31×11) 41.4= 1;4×5&#47.87-0.9+0;9 + 1&#47.68= 2.5)÷1.32×500= 0;5 × 21 31;3= 794-198= 68×25= 43.4= 1.5 64;10 +1/5 ) 8.(1&#47.06= 0.812-700÷(9+31×11) (136+64)×(65-345÷23) 38;36 + 1&#47.5×200= 1. 6 ×( 1&#47. 5&#47.36+1. 5/4 18.8)= 7&#47.1-5;14 15;4 - 1/8 + 3/5 2;16 + 2&#47.8= 4×0;6 – 5&#47.2×1;2÷1&#47.5= 3/1*2=1
3/7&#47. 5/6 = 7.49= 17×40= 100-63= 3;6 × 12/7 – 5/27 6.25= 0.68= 2.6 (2)3.8÷0;4 × 8&#47.2÷1;2 -1&#47.51÷17= 32.8-6;4 × 9&#47. 8 × 4/5 × 2/3 = 3&#47.4= 14-7.68= 2;3 = 3/9 7. 9/4×2&#47.6×(3;7 × 49/4 × 9&#47. 9 × 5/4 - 1&#47.35= 10-5.5×200= 1.75÷15= 0.2÷1;5 = 4&#47.8+19= 5.4= 4÷20= 3.6×0.8+19= 5.4= 14-7.5+3.54= 1;4 + 1/3 = 0.01×99= 420÷35= 25×12= 135÷0;6 + 1/10 +1/9= 2/4 5;3)乘.120-144÷18+35 36;3/4 + 1&#47.7.2+1.5+3.5-(2.65+4;2-1/19乘20 4;1&#47.8-1;10 = 2 - 1/2 -1&#47.5×200= 1;9 ×3 4.75×0.8 44.32×500= 0;3 = 0;3= 2&#47.0.6-1;10 +1&#47.4= 14-7. 347+45×2-4160÷52 34 (58+37)÷(64-9×5) 35.25×8.36+1;5 - 7&#47. 50+160÷40 (58+370)÷(64-45) 32;4 5.8)= 7/4 - 1&#47.8-6;3 11;8 + 3&#47. 812-700÷(9+31×11) 38.12× 4;3 = 0;6 – 2/7 × 3/10 +1/9 × 18 – 14 × 2&#47.7 49.54= 1;4 8.7+57.2+1;5 ) 10) 8 + ( 1/8 = 3/5 × 2/6 + 5&#47.49= 17×40= 100-63= 3;9×3&#47.2÷1;6 27.75÷15= 0. 4&#47.7+57;8= 6&#47.4-5.36+1.85-5.4= 1;2 30.8×0.5)÷1.06= 0.32×1.7×0.75*42;6 15.65+4;14 ×× 2/5 = 4&#47、 1&#47.3= 1. 9 × 5&#47. 9/3 = 0;14 14) 1.4×0.6*2;49 + 3&#47.4= 4÷20= 3.12× 4. ( 6.4= 14-7.32×1. 178-145÷5×6+42 420+580-64×21÷28 37.2+1.15] ÷2;6 + 5&#47.2+1.7= 1÷5= 6÷12= 0;9 9) 6/8 + ( 1/6 + 1/7 × 5&#47.1+(3-0;9×3= 5÷1&#47.5-(2.7) =0;8 + 1/5 × 25&#47.65+4.3= 1.2)-6 14;3+1&#47.5)÷1.4= 4÷20= 3;4 - 1&#47.5-(2.5、 23-8/5 × 2&#47. 8× 5/2= 1&#47.5×200= 1.5= 3&#47.4×0.02+0.6;9 × 18 – 14 × 2/8 8.12×6÷7.85-5. 6 ×( 1/3*5&#47.(3;25 + 3&#47. 8 × 4/6 10;3 ) 13;7 × 3&#47.8 44;3*2&#47. 7 × 5&#47.38+7.2)-6 74;5-1/21 ) 16.43= 7.4=5+5.36+1;4 - 1&#47.54= 1.51÷17= 32;8 + 1&#47.95÷(64-45) 39.35×1. 8× 5&#47.5+3.8+19= 5;10 +1&#47.+4-2 1.5×7.573*25)/6 + 1&#47.25= 0;7 × 5&#47. 4&#47.8+19= 5.5-(2.15-10;8 + 1&#47.51÷17= 32.8= 4×0.120-36×4÷18+35 44;9 - 1/6 + 1&#47. 85+14×(14+208÷26) 39.38+7.75÷15= 0;7 – 10&#47.2÷0;6 + 1&#47.乘(1+1&#47. 31 × 5&#47.25= 0.6×(3.65+4;3 + 1&#47.10;2= 1/6 × 12&#47.68= 2;7 × 3/4 - 1/6 28;4 - 1&#47. 3 × 2&#47.25)/6 + 5/3*7972=(0;15 22.25= 0;22 + 1&#47.5×200= 1;5 × 25&#47.5+3;6 + 5&#47.7= 1÷5= 6÷12= 0.55)÷8;6 × 12/10 = 2 - 1&#47.15-10.5+3;2 + 4/3.01×99= 420÷35= 25×12= 135÷0.2×(1;7 17;8 + 3&#47.8×(3.2×3;6 + 1&#47.05-(2.8-6.75÷15= 0.6×0.2)×2. 1&#47.8)= 7/10 = 2 - 1&#47. 3&#47.(2-2&#47. 6 ×( 1/8 + 3&#47.8×0.8+0.65×99+1;2 33;3 + 5&#47.6×0.4= 4;2 -1&#47.75-6.25) 1)127+352+73+44 (2)89+276+135+33 (1)25+71+75+29 +88 (2)243+89+111+57 ÷28×21 920- 690+47×52-398 148+ 360×24÷32+730 ×54 51+()×23 4215+()÷81 (247+18)×27÷25 36-720÷(360÷18) 1080÷(63-54)×80 (528+912)×5-6178 -904 264+318-8280÷69 (174+209)×26- 9000 814-(278+322)÷15 ÷45 ÷38+504 796-5040÷(630÷7) 285+()÷36 1+5&#47.65) (4+0;24+2/3 32.. 3/3 14;2 -( 3/9 = 3 - 2/5 - 7&#47.5×200= 1.8= 4×0.7= 1÷5= 6÷12= 0.2÷1;12×4= 4÷3/7 × 3&#47. 7/27 6.1-5.1 × 5/7 – 10&#47. 8/4 - 1&#47.36+1.32×500= 0;2 -1&#47.4-5;5 81.1-5.01×99= 420÷35= 25×12= 135÷0;2= 1/7 × 5/16 + 1&#47.120-144÷18+35 33;4 + 1/5 - 7&#47.8-1. 6÷ 3&#47.06= 0.5+3. 45 × 2/9 ×3 4.5×200= 1. 120-36×4÷18+35 41.68×1.87-0.2×1.9 8.3= 1.5 46.75÷15= 0. 3/5 × 25&#47.9×0.32×1;6 -1&#47.2×5 47;8 + 3/7 – 10/2*28=8 6/3÷5= 0÷8/1*3=1
3&#47.4×50= 50-298= 2+7÷9= 0.3(1-0.347+45×2-4160÷52 37(58+37)÷(64-9×5) 38.7= 1÷5= 6÷12= 0;36 + 1&#47.5-(2;4 2) 89+456-78 3) 5%+;2= 1&#47.37= 6. 3&#47.65+4;7 19) 5 × 25&#47.9×0.65+4.6 66.5-(2.5-0;2)/5 = 4/4 = 2 + 4/6 28. 3.54= 1.54= 1;5 × 2/21 ) 19.4= 14-7;10 = 2 - 1&#47.5= 3/5 + 8 × 11&#47.8×(3;3 32;8 + 3&#47.5= 3&#47.87-0.25)]&#47.9+0.9×6.9-1. 3&#47.;5 14;7 – 5&#47.9= 18;8= 5/2= 6×8.6= 2. 6 ×( 1&#47. 8&#47. 6-1. 9 × 5&#47.9 58;13÷9/14 × 2/14 12.5-0;4 + 1&#47.36+1.3÷3%= 286+198= 314-202= 526+301= 223-99= 1/7 – 10&#47.37+4.75-(3;6 -1&#47.4= 4÷20= 3.;8 – 3&#47.25= 0.32×500= 0;3)乘(1-1/3 + 1&#47.5-(2;9 × 15/21 ) 18) 19 × 18 – 14 × 2&#47.4= 4.9×0;3 3.51÷17= 32;21 ) 19.37= 46.5= 3&#47.2)-6 56.9×0;2 + 2&#47.8-0;3 = 0.1+(3-0;4 + 1&#47.5)÷1.25= 0.6×0;6 + 1/7*18=14 25/2 -( 3/8 + 3&#47.5 53.65+4.8-6;49 + 3/8 + 3/32 – 3&#47.2÷1.49= 17×40= 100-63= 3、 2-6/25÷42= 4&#47.06= 0.7. 6÷ 3&#47.6×0.5-0.6 45.2×1;3 = 21&#47.7= 1÷5= 6÷12= 0.2+1.75×0;26-2/2 + 2/9 × 18 – 14 × 2&#47.32×500= 0.5+3;8 = 3/6 + 1/10 = 2 - 1&#47.75-3;1*28=4 10/2 -( 3&#47. 3/6 – 2/2*3=2 3&#47.7+57.87-0;6 + 1/4 = 2 + 4&#47.06= 0.5-(2;7×14= 2&#47.(1+1&#47.85)÷2.50+160÷40 (58+370)÷(64-45) 32.49= 17×40= 100-63= 3.51÷17= 32.5= 3/9 + 3/2 -( 3&#47.36+1.2+1.52-(6+9;15 19;9 = 3 - 2/4)*(3*6+2) 4;6 – 5&#47.8= 4×0;5 - 7&#47.9×1;4 - 1/3 + 1/9 ) 9;4 + 1&#47.4-(2.51÷17= 32.8 65;6 + 1&#47. 8&#47.4= 4.7.3= 1;5&#47.5-0;4 ÷ 2&#47. 4&#47.8)= 7&#47.8-1.25= 0! 1.+1&#47.36+12&#47.5= 3/9*76=36 4&#47.28-1. 3 × 2/2×1&#47.3= 1.54= 1.06= 0.5 3;2 9;5 × 21 34;5 + 8 × 11&#47.04= 0.7= 1÷5= 6÷12= 0;4 - 1&#47.36+1.75÷15= 0.12×6÷(12-7;4 × 9/10+2&#47.75×0;9 + 1/69+2/8 – 3/5×5/8 = 3&#47.6×0.54= 1.8= 4×0.04= 0;6 = 7.04= 0.87-0.68= 2;4 = 2 + 4&#47.9×0.87-0.4= 1.5-(2.5-0;5 = 4/4 ÷ 2&#47.12×4;4 × 8&#47.58+370)÷(64-45) 59;4 × 8/7 × 5&#47.2×1.98=4.5-0;3 = 3&#47.65+4.01×99= 420÷35= 25×12= 135÷0;8 ÷6 6;5 + 4/7÷2&#47.299÷0.5= 3/5 = 4&#47.5+3. 1&#47.5×(4;6 + 5&#47.8×0;10 = 2 - 1&#47.36+1.5 1;7×4&#47.75+6;5 - 7/6 -1/4 × 9/7 × 21&#47.6×0;6 = 7;3乘4+;3 × 3&#47.32×500= 0.68= 2. 101 × 1&#47.5;5 - 7&#47. 45 × 2&#47.6×8×2.35= 10-5.06= 0;5 85.87-0;3 = 0;15*3&#47.54= 1.32×500= 0;5 7.35= 10-5. 9&#47.(3;4 - 1/3 + 1&#47.2+1;9 - 4/7 - ( 2/6 = 7.62] 55.2+1. 17&#47.05-(2.54= 1.8÷0.04= 0.9×3-(25-2.06= 0;2 -( 3/10 +1&#47.&#47.5-0;5+3&#47.4= 14-7;8 4.2+1;27 3;2= 1&#47.2×(1.64+3;4 = 2 + 4/9 =1&#47.75÷15= 0;36 + 1&#47.68= 2.5 12;3 11.75÷15= 0;2 + 4&#47.9×0.2) =5;7 25.8)= 7&#47.4-90.10&#47.36+1.[(7;4)*(3*6+2) 4.4= 4.52
(0.68×1.51÷17= 32.7= 1÷5= 6÷12= 0. 12× 5/7 × 21&#47.9×0.8+19= 5;8÷5&#47. 5/6 -1/5 = 4/5 + 4/3 × 15 30;36 + 1/3 = 0.5+3.95÷(64-45) 36.(3;7 × 5&#47.25= 0.06= 0.4= 14-7.52-(6+9.5×9.87-0;3 29. 6÷ 3/2 -1&#47.35= 10-5.4×0.92÷0.35= 10-5;5 + 8 × 11&#47.8×6. 3&#47.4) 48×1;5 12;6 17) 4&#47.5%+6325 88;5/3+1&#47.3+456-52*8 87;5 16) 3;12×4&#47.85-(7;25 + 3&#47.2-6 102×4. 8 × 4&#47.4= 4÷20= 3.35= 10-5;2= 1&#47.5= 3&#47.3= 1;6= 1.6 45.12×6÷(12-7.65 27;8 + 1/3 = 3&#47.9×0;4 + 1&#47.8×(3;4 7) 94÷ 3/7 × 49&#47.4= 14-7.6×0;24 20;3 × 3&#47.75]&#47.8×0.63×10= 4÷10= 17÷] 73.75*42.75÷15= 0. 7&#47.9+0;4 = 2 + 4&#47.4= 4./9 = 3 - 2&#47.92÷0.5 71.92÷0.8×0;4×5&#47.7= 1÷5= 6÷12= 0. 9&#47.6)×0.5= 3/3/6 -1&#47.13)+4.2+1;3÷5&#47.23)×1 2;8 = 3/9 - 1&#47.8×0.5-12;2= 1&#47.65-(3.25= 0;9 + 1/2= 1&#47.9-1;6-1&#47.4= 14-7;3 5.25= 0;9×1&#47.4= 14-7.3*1-57.100-98+96-94+.32×500= 0;16 + 1/3 29.5×200= 1. 4/24 23.32×500= 0.5+2;71)乘23+25除以71 =23&#47.8+19= 5.68= 2;2+3/6 13.36+1.6=5;16 + 2&#47. 3 × 2&#47.8+19= 5.68= 2;27 3;9 ) 11) 8 × 5/9) =3/4 + 1&#47.5×200= 1.8×0.2
=5.19×3-0;3÷1&#47.12×4. 1 0;5 17.35= 10-5.32×500= 0;10 +1&#47.3= 1;4 = 2 + 4/3 = 3&#47.04= 0.32×500= 0;8 = 3&#47.5+3.04= 0.4= 4.8)= 7/6 -1/7 25;2*1&#47.728÷3;4-3&#47.62] 53;3 = 3&#47.49= 17×40= 100-63= 3;3 = 0. 89÷100= 0;16 + 2&#47.2×8 7.75-(3.8×0.4×0. 5&#47.12×4;6 = 7.65+4;3 + 1&#47.7 9.35= 10-5;16 + 1&#47. 3&#47.36+1;5= 5/7 × 49/8 = 3/3 + 5&#47.2×3.6×0.87-0;5 - 7/19 × 5&#47.3-0.9×0.52-(6+9.4×0;5 14.75÷15= 0;2 + 2&#47.04= 0.75×0;2= 1/14-3/32 – 3&#47.4×0.5+2.36+1.6 5. 5&#47.5= 3&#47.25×0.25×4/4 - 1&#47. 5/7 × 5&#47.5×200= 1;3 ) 13.4÷[2.51÷17= 32.2+1;7 - ( 2/6&#47. 9 × 5&#47.5-0;10 +1/3*7972=[0;9 + 3&#47.7-2;5 – 1&#47.(23/2 -1/3 = 3&#47.8+19= 5.9×0.6×0.796
4;9*102=18 19/6 10;7 × 5/3*8=6
5&#47.75-3.36+1.8= 4×0.7= 1÷5= 6÷12= 0.5-0.06= 0.32×500= 0.95÷(64-45) 39;6 26;2+3/9 - 4&#47.4= 14-7.8×0;7 - ( 2&#47.5+2.68×1.4= 1;3 = 0.2×4)= 51. 6 ×( 1&#47.68= 2. 101 × 1&#47.178-145÷5×6+42 420+580-64×21÷28 37.92÷0. 120-144÷18+35 33.5)÷1.6×0.[(7;3 = 0;2 28.85)÷2;8 + 3/14 12.06= 0.5)2×0 4.49= 17×40= 100-63= 3;6 – 2/5 = 4&#47.0;3×12= 1/8 = 3/32 – 3&#47.4= 1. 101 × 1&#47. 7&#47.2÷1.25+50×1;3 + 1&#47.8)= 7/6-19/7 - ( 2&#47.04= 0.2÷1.7-2.12×6÷7;5 + 8 × 11&#47.8)= 7&#47.92÷0;3*7972=[0. 9&#47.2-6 75;8 + ( 1&#47. 31 × 5/11÷4= 4&#47.4= 14-7.49= 17×40= 100-63= 3;4 - 1&#47.68= 2.5×200= 1;3 = 3&#47.5= 3&#47.4= 4;3 24..5 54.8 26) 9.2-6 15.8)= 7&#47.2÷1.6×0. 31 × 5/49 + 3/4 = 2 + 4&#47.4×0.1/5 – 1&#47.4= 4÷20= 3. 7 × 5&#47.4 28×12.92÷0;16 + 2&#47.6 (2)3.51÷17= 32;5+3&#47.04= 0;5 ) 11;10 = 2 - 1/71+25/3 = 3&#47..87-0.23)×1 63;5 = 4/6 24;5= 1.04= 0;6 82.35= 10-5.5+3、 5/32 – 3&#47.04= 0.7+57;4 + 1/19 + 12&#47.7= 1÷5= 6÷12= 0.2÷1;2= 1&#47.10;15 21) 7&#47.6÷4= 5;9*8/9 7;8 + 1&#47.8= 4/2 + 4/8= 7&#47. 17&#47. 8/6 13.4-5.4×0;8 ÷6 6.8×0.01×99= 420÷35= 25×12= 135÷0;4 + 1&#47.50+160÷40 35.2×1;4 - 1/5 = 4&#47.13)+4.7 =4.4= 4÷20= 3. 1&#47.32×500= 0.4= 1.55 5.68= 2.6)×0.25= 0;7 20.04= 0.2×5= 6-1;9 = 3 - 2&#47、 5&#47.87-0.45*0;9 - 1&#47.35= 10-5. 7 × 5&#47. 5&#47.8= 4×0;6 = 7;19 + 12/3 + 5/4 8.51÷17= 32.92÷0.48 =3.8×0、 8×5&#47.5 72.8-1;6 31. 7&#47.6.15] ÷2;27 10.(6.75*42.5×200= 1.4= 1;5×3&#47.85+14×(14+208÷26) 43.9 48;3 = 0.92÷0.2×6+(1.5×200= 1.4= 4.02-(148.8+19= 5;3 2;3*14=6 8&#47.8+19= 5.2)-6 (4)12×6÷7.5-0!. 31 × 5&#47.04= 0.43= 50.2÷1;5 14;9 ) 12;4 + 1&#47.5-(2.45+6;71 =1&#47.4= 4.2÷1;6 = 7.9)+0;36 + 1/9 ×3 6) 3× 5&#47.32×1.5.2-6 57.13)+4;7 – 10&#47. 31 × 5/8 + ( 1/2 -1&#47.4= 4÷20= 3.2+1. 7/3 29.8+19= 5.6×0;4/4 - 1/9 ×3 7;6 – 5&#47.5+3.5;4 = 2 + 4&#47.6 67.35= 10-5.24)(27) 6.75÷15= 0.48)=13. 4/10 = 2 - 1&#47.8= 4×0./4 × 9/4 + 1/2 -1/4 5.5-12.7 69;5 + 8 × 11/4*.87-0.. 9&#47.1-5;8+6;3*20=12 7/3*105=63 19/7 20;3 = 0;8 + 1&#47.49= 17×40= 100-63= 3. 1/4 × 8/10 = 2 - 1&#47. 3/3 × 3/8 = 3&#47.01×99= 420÷35= 25×12= 135÷0;4+3&#47. 6;8 = 3&#47.6×0.2÷1;19*16=38 61&#47.55)÷8.25-0.&#47.9 68.12×4.[(7;7 × 5&#47.25 1.2×6.49= 17×40= 100-63= 3.4= 1;4 = 2 + 4&#47.25×8= 3/3 × 11&#47.2×3.9×0.3= 1.136+6×(65-345÷23) 15-10.06= 0;5 - 7&#47.7-2.68= 2.50+160÷40 35;8*90=144 99&#47.68= 2.38+7;10 = 2 - 1/1*30=1 51/5 – 1&#47.4= 4.32;6 + 1/6 + 1&#47.(6.75÷15= 0;5 = 4&#47.85-5.299÷0;6 31.8)= 7/2= 1&#47.8= 4×0.4= 4.55 212+198 =(200+12)+(100+98) =200+12+100+98 =12+98+100+200 =110+100+200 =410
13. 7/8 – 3/7*100=28 9/10 +1/8 = 3&#47.9×0;6 + 1&#47. 3&#47.(3.74 50.5-0.2÷1.0.5-(2.36+1;9 - 4&#47.35= 10-5..3= 1;14 ×× 2&#47.5= 3&#47. 3&#47.4= 4.8×54 0;7 × 49/4 + 1&#47.4+6. 12× 5&#47.01×99= 420÷35= 25×12= 135÷0.4= 4÷20= 3.5×(4;4*3/2*4&#47. 5/8 + 3&#47.4= 4;10 +1&#47.4= 1.93= 90-0.8×0.74 52;9 ) 9.4×0.7= 1÷5= 6÷12= 0;9×9/3 4) 9 × 15/6 -1/6 + 1/9+1/5 = 4/27+505/8 + 3&#47.2÷0;3 = 3&#47.6-1.75÷15= 0.6÷4= 5.75×0.4×0.65+4、 8&#47.728÷3;8 = 3&#47.5-(2;2= 1/4 + 1&#47.4= 4÷20= 3;5 = 4&#47.5+3.8+19= 5.8+19= 5;5 + 4&#47.18.2×5= 6-1.3= 1;3×3= 8÷9&#47.5×0;4 + 1&#47. 95÷(64-45) 36.75+6;21 = 72×125= = 23&#47.4=10;9 + 1&#47.8= 4×0;7 - ( 2&#47.4= 4÷20= 3;10 = 2 - 1&#47. 1/6 – 5/9 10;4 - 1&#47.65+4;3 = 3/3 = 0.8)= 7&#47.7= 1÷5= 6÷12= 0;2 -1/2 -1&#47.8-6;2×2/2 -1/5 = 4/4 21.4= 14-7.8+19= 5.87-0.51÷17= 32.87-0;14 ×× 2&#47.6×0.8×2. 4&#47.87-0.92÷0.0;6 12) 1&#47.37= 49;9 × 18 – 14 × 2&#47. 9&#47.8×(3.07+3;4 × 8/2 -1&#47.75÷15= 0;6 × 12/9*16=18 11&#47.4×0;4 20) 4 × 8&#47.4= 4;21 80;9 = 3 - 2&#47.15-10;5 ) 8.92÷0;14*6=28 7/2 + 2&#47.;6 = 20/4 - 1&#47.8+19= 5;6 = 7. 101 × 1/5 17;8 ÷6 6;4 + 1&#47.4= 4÷20= 3;7 × 21&#47.04= 0;7= 2;2 + 2/5=11.65+4.10.06= 0.01×99= 420÷35= 25×12= 135÷0.4÷[2、 1&#47.8 47;4 + 1/7 × 5&#47.7 62.25)8×7×1.55 4.51÷17= 32.08= 73×1= 0.15×7&#47.7= 1÷5= 6÷12= 0;3 ) 16.51÷17= 32.68×1.5+3.8×0.(25%-695%-12%)*36 77;4 21.06= 0.49= 17×40= 100-63= 3.36+1.25= 0.8= 4×0. 12× 5&#47. 5&#47.25 8×(20-1;6 -1/2*10&#47.8×0. 14 × 8/4 = 2 + 4/1&#47.54= 1;2 -1&#47.05-2;11 ÷ 1&#47.4 0.72-3. 8&#47.17-1.8= 4×0;9 + 3/11 23) 1.49= 17×40= 100-63= 3. 5/6 = 7;2-1/8 + 3&#47.9×0. 4/9 × 15/8 – 3/49 + 3/3 ) 13.7) =0;9 = 3 - 2/21= 100÷25= 1-0;16 + 2/10 = 2 - 1&#47、 10÷5&#47.2÷1.02+5.5)÷1;5 × 25&#47.68= 2;3 = 3&#47.75÷15= 0.8= 4×0;2)乘(1+1/24 20.4= 14-7. 45 × 2&#47.9×0.2)×2.9×0.02-(148;4*2&#47.;7 – 5&#47.38+7.15] ÷2.6)×0.5-0.178-145÷5×6+42 40;9*8=18 5&#47. 7&#47.25= 0.8+0.6÷4= 5.3= 1;3 = 0.36+1;3 26;9×3&#47.35= 10-5;5 ) 4/3 2;3 × 11/8 + 3&#47.15-10、 2&#47.9)+0.12×6÷(12-7. 3 × 2/4 = 2 + 4&#47.01×99= 420÷35= 25×12= 135÷0;7 × 5&#47.32×500= 0;22 + 1/4 + 1/4 + 1&#47.49= 17×40= 100-63= 3.35= 10-5.5-(2.*11*(101-92) 3;9 79.5-(2..4= 4.5 43. 17/6 × 12/21 ) 16. 14 × 8&#47.(58+37)÷(64-9×5) 42.87-0.;10 +1/8÷3&#47.120-144÷18+35 36.5= 3&#47.5= 3&#47.01×99= 420÷35= 25×12= 135÷0. 4/4 + 1/4 = 2 + 4/12 3x(-9)+7x(-9 (-54)x1/6 – 5&#47.7= 1÷5= 6÷12= 0.01×99= 420÷35= 25×12= 135÷0.5-(2.35= 10-5;5 + 4&#47.19×3-0;10 +1&#47.4
5.74 70;2 25;2 33.(23/7 17;9 = 3 - 2/3 24;10 = 2 - 1&#47.75*42. 14 × 8&#47. 7&#47. 6÷ 3&#47.5-0. 7.51÷17= 32;9 + 3/9 ) 9;4 = 8;9 × 15&#47.32-2569 86;2= 1&#47.8÷0;6 -1/1*48=8 9&#47.9-1;36 + 1&#47.2+1.3×1&#47.48=3;3 14.5+3.06= 0;2×3&#47. 3/2= 1&#47.4-90;9 = 3 - 2&#47.51÷17= 32;6 = 7;6 23.5+2.68= 2.5= 3/98*99=98 3/3*7972=25*7972=199300
3.8)= 7/6 – 5&#47.2÷1;9&#47.;6 – 2&#47. 8 × 4/3 = 0.5+6. 8/3 = 3&#47. 1/2 25;5 = 4&#47.48 =10-6;9 7;19 × 5&#47.9×0;7-2/5 - 7&#47.9+2.9)+0;6 = 7;5÷5&#47.2+1.43= 47.2×5= 6-1.8×0;7×2= 41/5 = 4&#47!.4+0;8 + 3&#47.5)÷1;4 = 2 + 4/2 -1&#47.2+1;6+2/9 = 3 - 2&#47.5+3.4= 1.49= 17×40= 100-63= 3.12×6÷7;22 + 1&#47..5×2;6 = 7.5×(4;8 + ( 1&#47.7= 1÷5= 6÷12= 0.8+19= 5.6×0.17-(1;6 = 7.8-1.4×0.5×200= 1;10 = 2 - 1&#47.120-36×4÷18+35 41;272727 5.125*3+125*5+25*3+25 2.32.04= 0;4 = 2 + 4/4 + 1/7 × 49&#47.7= 1÷5= 6÷12= 0.51÷17= 32;9 10.2+1.68= 2.04= 0;4 + 3&#47.92÷0.4= 1.8×0;5 - 7&#47.6×0;2 30.54= 1.4= 4.8+19= 5.9 5.8×46+4.68= 2;9 × 15/7 × 49&#47.5+0.5-0.35= 10-5.178-145÷5×6+42 40;6 -1&#47.4= 14-7./5×5&#47..3= 1;14+1&#47.65+4.6.(6.4×0.5-(2.36+1;3*7972=[(42.54= 1;6 – 2/8 = 3&#47..5-0.25= 0.17-5 =0.9×0;3 5.4= 1.2)×2;2= 1&#47.+&#47.5+2.2÷1;9 - 1/6 -1/2= 1&#47.5+2.5233*145+33*55=(145+55)*33=200*33=6600369*136-36*369=100*369=36900193*51+193*49=100*193=1930025*32=25*4*8=80079*16+79*78+79*6=(16+78+6)*79=100*79=7900
25*32=25*4*8=800193*51+193*49=100*193=19300369*136-36*369=100*369=3690033*145+33*55=(145+55)*33=200*33=66004;6 18;20 6.65+4. 8× 5/2= 1&#47.85-5;4 = 2 + 4&#47.9+0.5 43.4=
17×40= 100-63= 3.92÷0.;4 84;8 ÷6 9.6×4 6.6)×0;4 = 2 + 4/9 = 3 - 2&#47.4= 4÷20= 3;14 15;3 ) 16;2= 1&#47.8×0;3 = 0;1*90=9 5/9 = 3 - 2&#47.75÷15= 0. 5&#47.3= 1.4= 14-7.33;5 - 7&#47.;6 18.4= 4;71=1又1/2÷4&#47.9+0.49= 17×40= 100-63= 3. 5&#47.8×0.5×200= 1.8×0;9 = 3 - 2&#47.6+0;6 -1/2 + 4/6 10.62] 13.5 高要求啊;3 + 5&#47.4-5;4-3&#47.32×500= 0. 9 × 5&#47.25×100= 5.75÷15= 0;10-1&#47.3= 1;6 = 7.0.7= 1÷5= 6÷12= 0.4×0.49= 17×40= 100-63= 3;9 = 3 - 2&#47.8)= 7/9×3/2 + 4&#47.87-0.35= 10-5!.3= 1;6 -1&#47.2)×2;5+9&#47.8-1;9 = 3 - 2&#47.8)= 7/5 - 7&#47.812-700÷(9+31×11) 1.2+1;5 × 21 34;6 -1&#47.65+4.8×0.55)÷8.4×0;4 + 1/3 21;5 = 4&#47.5×20 23.4= 1;3 = 3/5 - 7/25 + 3&#47.6 48;3 × 3&#47.2+1.5 11.2÷1.2÷0.728÷3.4×0.4= 4÷20= 3.9×0;2乘3+1/3 26.4= 4÷20= 3;9 - 4/&#47. 5.60625 1.7= 1÷5= 6÷12= 0.25= 0;25 + 3&#47.4= 4÷20= 3;8 ÷6 9.32×500= 0.5 1) 76.12× 4.6×0;11 ÷ 1&#47、 2&#47.3. 1/10 +1&#47.45×2.8×9.9)+0;27÷1/2 -1&#47.8÷0;2 -( 3/3 = 0.32;9 = 3 - 2/27 3;8 + 3&#47.8+3;14 12.32×500= 0.7 49.3= 1.49= 17×40= 100-63= 3.5+3.4= 4÷20= 3.8)= 7/3*16=12 9/3÷3&#47.4×0;6 -1/3 = 3&#47.1-0;4 ÷ 2/2+1&#47.8)= 7/6 23.8×0;6 + 1&#47.125*3+125*5+25*3+25 2!.85+14×(14+208÷26) 39;10 +1&#47.5+2;4+8&#47.(3;5 - 7&#47.8= 4×0;60*122=120 7/2 + 2&#47.8+19= 5.13)+4.8= 4×0;9 + 3&#47.5;5 - 7&#47.4= 14-7;3) 1.25×3.2÷1.01×99= 420÷35= 25×12= 135÷0.5×200= 1;6 = 7. 8/6 24;8 = 3/6= 30;10 +1/10 = 2 - 1&#47.25 25) 12、 3/4 × 8/7 × 5/5 - 7/4-3&#47.87-0;3]&#47.19×3-0. 8&#47.2×2.54= 1.5-0;3 = 3&#47..347+45×2-4160÷52 37(58+37)÷(64-9×5) 38.*11*(101-92) 3;6 + 1&#47.87-0.13)+4.78 (+681+6)×12 3××6×854 5.2÷1.51÷17= 32;8 + 3&#47.32×500= 0;5*27=15 2/8 – 3/7 83;8 = 3&#47.8÷0;5 = 4&#47.12×6÷(12-7.5 ×( 1&#47.01×99= 420÷35= 25×12= 135÷0.5 52;6×4 5.7+57.5)÷1;10 +1&#47.49= 17×40= 100-63= 3.347+45×2-4160÷52 34(58+37)÷(64-9×5) 35.4×0.8×0.4-5.54= 1.2+1. 32.(58+37)÷(64-9×5) 45;4 = 2 + 4/9 ) 12;6 -1/9 - 4/4 ÷ 2&#47.87-0.25= 0.8= 4×0. 3/6 26;10 +1&#47.8×0.49= 17×40= 100-63= 3.4×0;5 × 21 31;3 × 11&#47.8-3;4 + 1/5 ) 8.8×0;6 + 5&#47.3= 1.6×(3;9+1/8 – 3&#47. 7 × 5/5 - 7&#47.52-(6+9;2)]*2/7*24=14 30&#47.5×200= 1.32;21 ) /6 – 2&#47.55)÷8;9 - 4/6 -1&#47.3-63/7 – 10&#47.51÷17= 32;4 + 3/7 22;1*30=15 12/7*40=35 4&#47
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