简算.12/5×(7/12+5/6)÷2

& 2013 - 2014 作业宝. All Rights Reserved. 沪ICP备号-9(4/17+1x25)x17x25=? (5/12+5/18)÷5/8+7/8=?的简算法_百度知道
(4/17+1x25)x17x25=? (5/12+5/18)÷5/8+7/8=?的简算法
提问者采纳
(4/17+1/25)x17x25=4/17x17x25+1/25x25x17=100+17=117
(5/12+5/18)÷5/8+7/8=5/12÷5/8+5/18÷5/8+7/8=8/12+8/18+7/8=3/4+4/9+7/8=54/72+32/72+63/72=(54+32+63)/72=149/72
后一道题的数不对。
(5/12+5/18)÷5/8+7/8=5/12÷5/8+5/18÷5/8+7/8=8/12+8/18+7/8=2/3+4/9+7/8=48/72+32/72+63/72=(48+32+63)/72=143/72
后一道题的准确答案:25.5
我不会计算过程,请帮我,谢谢。
不会得 25.5 ,你题没抄错?
谢谢。可能是答案有错。
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出门在外也不愁五年级数学第五、六、七、单元
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3秒自动关闭窗口要小学五年级上册数学100道拖式计算
简算_百度知道
要小学五年级上册数学100道拖式计算
提问者采纳
7.5÷(1.5+3.5) 0.45×3.2×12.5 5.4×1.8+28.2÷0.3 10-( 0.2+6.11+0.79 ) 8.2×1.1×(4.7-2.7)13.2÷6-3.8÷4 0.77×0.7+0.11×5.1 7.5÷(2.5+2.5)+57÷[(0.4+0.5)×0.6] 13.2×9-3.7×8 0.69×1.05+36×0.56 3×1.1×4.7-2.7 32×3.2×12.5+18 (16.5×6×7.5)÷6 42÷[1.44×(0.1-0.05)] (17×3+3×7.5)÷6 0.888÷0.888+0.321×5.1 31.5+24.5+0.8+0.56 4.23×0.21+0.32×2 0.63×1.6+36×1.6 8.9×5.6×5.4-4.53.6×9.85-6×2.32.8×0.5+3.3×2.121+42×21+17.8÷7.8×55÷5
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其他3条回答
原式=(8-1)+互碃皋度薤道鸽权龚护(80-1)+(800-1)+(8000-1)+(80000-1)
原式=26/13*2/2*15
45-17)+(9-3)=28+6=34, (45-17)+(9-6)=28+3=31, (45-18)+(9-3)=27+6=33 (45-18)+(9-6)=27+3=30, (45-27)+(9-3)=18+6=24, (45-27)+(9-6)=18+3=21 (45-28)+(9-3)=17+6=23, (45-28)+(9-6)=17+3=20, (46-17)+(8-3)=29+5=34 (46-17)+(8-5)=29+3=32, (46-19)+(8-3)=27+5=32, (46-19)+(8-5)=27+3=30 (46-27)+(8-3)=19+5=24, (46-27)+(8-5)=19+3=22, (46-29)+(8-3)=17+5=22 (46-29)+(8-5)=17+3=20, (54-16)+(9-2)=38+7=45, (54-16)+(9-7)=38+2=40 (54-18)+(9-2)=36+7=43, (54-18)+(9-7)=36+2=38, (54-36)+(9-2)=18+7=25 (54-36)+(9-7)=18+2=20, (54-38)+(9-2)=16+7=23, (54-38)+(9-7)=16+2=18 (57-18)+(6-2)=39+4=43, (57-18)+(6-4)=39+2=41, (57-19)+(6-2)=38+4=42 (57-19)+(6-4)=38+2=40, (57-38)+(6-2)=19+4=23, (57-38)+(6-4)=19+2=21 (57-39)+(6-2)=18+4=22, (57-39)+(6-4)=18+2=20, (63-15)+(9-2)=48+7=55 (63-15)+(9-7)=48+2=50, (63-18)+(9-2)=45+7=52, (63-18)+(9-7)=45+2=47 (63-45)+(9-2)=18+7=25, (63-45)+(9-7)=18+2=20, (63-48)+(9-2)=15+7=22 (63-48)+(9-7)=15+2=17, (64-25)+(8-1)=39+7=46, (64-25)+(8-7)=39+1=40 (64-29)+(8-1)=35+7=42, (64-29)+(8-7)=35+1=36, (64-35)+(8-1)=29+7=36 (64-35)+(8-7)=29+1=30, (64-39)+(8-1)=25+7=32, (64-39)+(8-7)=25+1=26 (67-18)+(5-2)=49+3=52, (67-18)+(5-3)=49+2=51, (67-19)+(5-2)=48+3=51 (67-19)+(5-3)=48+2=50, (67-28)+(5-1)=39+4=43, (67-28)+(5-4)=39+1=40 (67-29)+(5-1)=38+4=42, (67-29)+(5-4)=38+1=39, (67-38)+(5-1)=29+4=33 (67-38)+(5-4)=29+1=30, (67-39)+(5-1)=28+4=32, (67-39)+(5-4)=28+1=29 (67-48)+(5-2)=19+3=22, (67-48)+(5-3)=19+2=21, (67-49)+(5-2)=18+3=21 (67-49)+(5-3)=18+2=20, (72-14)+(9-3)=58+6=64, (72-14)+(9-6)=58+3=61 (72-18)+(9-3)=54+6=60, (72-18)+(9-6)=54+3=57, (72-54)+(9-3)=18+6=24 (72-54)+(9-6)=18+3=21, (72-58)+(9-3)=14+6=20, (72-58)+(9-6)=14+3=17 (73-14)+(8-2)=59+6=65, (73-14)+(8-6)=59+2=61, (73-19)+(8-2)=54+6=60 (73-19)+(8-6)=54+2=56, (73-54)+(8-2)=19+6=25, (73-54)+(8-6)=19+2=21 (73-59)+(8-2)=14+6=20, (73-59)+(8-6)=14+2=16, (81-24)+(9-3)=57+6=63 (81-24)+(9-6)=57+3=60, (81-27)+(9-3)=54+6=60, (81-27)+(9-6)=54+3=57 (81-35)+(9-2)=46+7=53, (81-35)+(9-7)=46+2=48, (81-36)+(9-2)=45+7=52 (81-36)+(9-7)=45+2=47, (81-45)+(9-2)=36+7=43, (81-45)+(9-7)=36+2=38 (81-46)+(9-2)=35+7=42, (81-46)+(9-7)=35+2=37, (81-54)+(9-3)=27+6=33 (81-54)+(9-6)=27+3=30, (81-57)+(9-3)=24+6=30, (81-57)+(9-6)=24+3=27 (83-14)+(7-2)=69+5=74, (83-14)+(7-5)=69+2=71, (83-19)+(7-2)=64+5=69 (83-19)+(7-5)=64+2=66, (83-24)+(7-1)=59+6=65, (83-24)+(7-6)=59+1=60 (83-29)+(7-1)=54+6=60, (83-29)+(7-6)=54+1=55, (83-54)+(7-1)=29+6=35 (83-54)+(7-6)=29+1=30, (83-59)+(7-1)=24+6=30, (83-59)+(7-6)=24+1=25 (83-64)+(7-2)=19+5=24, (83-64)+(7-5)=19+2=21, (83-69)+(7-2)=14+5=19 (83-69)+(7-5)=14+2=16, (86-27)+(4-1)=59+3=62, (86-27)+(4-3)=59+1=60 (86-29)+(4-1)=57+3=60, (86-29)+(4-3)=57+1=58, (86-57)+(4-1)=29+3=32 (86-57)+(4-3)=29+1=30, (86-59)+(4-1)=27+3=30, (86-59)+(4-3)=27+1=28 (91-24)+(8-3)=67+5=72, (91-24)+(8-5)=67+3=70, (91-27)+(8-3)=64+5=69 (91-27)+(8-5)=64+3=67, (91-34)+(8-2)=57+6=63, (91-34)+(8-6)=57+2=59 (91-37)+(8-2)=54+6=60, (91-37)+(8-6)=54+2=56, (91-54)+(8-2)=37+6=43 (91-54)+(8-6)=37+2=39, (91-57)+(8-2)=34+6=40, (91-57)+(8-6)=34+2=36 (91-64)+(8-3)=27+5=32, (91-64)+(8-5)=27+3=30, (91-67)+(8-3)=24+5=29 (91-67)+(8-5)=24+3=27, (92-34)+(7-1)=58+6=64, (92-34)+(7-6)=58+1=59 (92-38)+(7-1)=54+6=60, (92-38)+(7-6)=54+1=55, (92-54)+(7-1)=38+6=44 (92-54)+(7-6)=38+1=39, (92-58)+(7-1)=34+6=40, (92-58)+(7-6)=34+1=35 (93-15)+(6-2)=78+4=82, (93-15)+(6-4)=78+2=80, (93-18)+(6-2)=75+4=79 (93-18)+(6-4)=75+2=77, (93-75)+(6-2)=18+4=22, (93-75)+(6-4)=18+2=20 (93-78)+(6-2)=15+4=19, (93-78)+(6-4)=15+2=17, (94-16)+(5-2)=78+3=81 (94-16)+(5-3)=78+2=80, (94-18)+(5-2)=76+3=79, (94-18)+(5-3)=76+2=78 (94-76)+(5-2)=18+3=21, (94-76)+(5-3)=18+2=20, (94-78)+(5-2)=16+3=19 (94-78)+(5-3)=16+2=18, (95-27)+(4-1)=68+3=71, (95-27)+(4-3)=68+1=69 (95-28)+(4-1)=67+3=70, (95-28)+(4-3)=67+1=68, (95-67)+(4-1)=28+3=31 (95-67)+(4-3)=28+1=29, (95-68)+(4-1)=27+3=30, (95-68)+(4-3)=27+1=28
1.2+9=10.25.43-3.06=2.373+1.2=4.2 0.12+5=5.121.2+1.8+1.4=4.4 6.2+16+3.8=2614-0.6=13.4 20.3-8=12.3 50-1.5+4= 53.5175-0.56=174.44 2.08+11=13.089 0.4+20= 20.42.5+67+7.5=77 4.5-3=1.5 25-0.38=1.62 5.4+9.6=15 5.6-4=1.6 1.45+55=56.45 4.6+49+51=104.6 9.1-7=2.1 10.3-0.3= 1028+9.2=37.2 43.6+2.08=45.68 14-7.4=6.60.65+4.35= 5 10-5.4=4.61.5-0.06=1.44 0.36+1.54=214-7.4=6.60.65+4.35= 510-5.4=4.61.5-0.06=1.44
0.36+1.54=20.75+0.25=11.37+1+7.63=10
5.6+2.7+4.4=12.7 9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.31.4+2.8=4.2 1.5+3=4.5 1.6+3.2=4.8 1.7+3.4=5.1 1.8+3.6=5.4 1.9+3.8=5.7 0.2+0.40=0.6 2.1+4.2=6.3 2.2+4.4=6.6 2.3+4.6=6.92.4+4.8=7.22.5+5=7.52.6+5.2=7.82.7+5.4=8.12.8+5.6=8.42.9+5.8=8.7 0.3+0.6=0.9 3.1+6.2=9.3 3.2+6.4=9.6 3.3+6.6=9.9 1-0.3=0.7 1.5-0.4=1.1 2-0.5=1.5 2.5-0.6=1.9 3.0-0.7=2.3 3.5-0.8=2.7 4-0.9=3.1 4.5-1=3.5 5-1.1=3.9 5.5-1.2=4.3 6-1.3=4.7 6.5-1.4=5.1 7-1.5=5.5 7.5-1.6=5.9 8-1.7=6.3 8.5-1.8=6.7 9-1.9=7.1 9.5-2=7.5 10-2.1=7.9 10.5-2.2=8.3 11-2.3=8.7 11.5-2.4=9.1 12-2.5=9.5 12.5-2.6=9.9 13-2.7=10.3 0.2+0.6+0.0.2=12.8 + 1.5 + 0.7=53.12- 5.6 + 2.9=0.424.8- 5.4 + 1.4 =0.85.6- 3.8 – 0.38 = 1.426.4 + 5.9 + 3.7 = 167.5 - 3.2 + 4.5 = 8.88.7 +
1.8 + 1.9 = 12.49.9 - 5.6 + 5.6 =9.910.3 - 8.9 - 1.3= 0.111.7 + 5.49 + 3.14= 20.3312.6 +1.2 + 2.3 = 16.113.8 - 4.5 +
11.5 =20.814.3 - 5.6 – 5.6 =3.115.9 -
2.7 – 10.21 = 2.9916.5 - 1.8 – 1.4= 13.317.4 + 2.5 + 2.3= 22.218.4 + 8.7 – 5.6 =21.519.1+3.2 – 3.4 = 18.920.3 - 2.9 + 1.3= 18.721.5 - 2.5 + 3.7= 22.722.3 + 2.3 + 1.6= 26.223.1 + 2.3 + 5.6= 3124.9 + 11 - 1.2= 34.725.5 - 11.5 + 4.3= 18.326.4 - 2.3 + 1.3 = 25.427.7 + 1.19 - 5.6= 23.2928.1 + 3.4 - 2.3= 29.229.8 -2.16 + 1.2= 28.841.2+9=10.25.43-3.06=2.373+1.2=4.2 0.12+5=5.121.2+1.8+1.4=4.4 6.2+16+3.8=2614-0.6=13.4 20.3-8=12.3 50-1.5+4= 53.5175-0.56=174.44 2.08+11=13.089 0.4+20= 20.42.5+67+7.5=77 4.5-3=1.5 25-0.38=1.62 5.4+9.6=15 5.6-4=1.6 1.45+55=56.45 4.6+49+51=104.6 9.1-7=2.1 10.3-0.3= 1028+9.2=37.2 43.6+2.08=45.68 14-7.4=6.60.65+4.35= 5 10-5.4=4.61.5-0.06=1.44 0.36+1.54=214-7.4=6.60.65+4.35= 510-5.4=4.61.5-0.06=1.44
0.36+1.54=20.75+0.25=11.37+1+7.63=10
5.6+2.7+4.4=12.7 9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
9.14-1.43-4.57=3.14
77+2.7+2.3+25=107
1.88+2.3+3.7=7.88
0.34+0.45=0.79
0.57+0.9=1.47
0.6-0.37=0.23
4.9+9.8=14.7
39.5+98.8=138.31.4+2.8=4.2 1.5+3=4.5 1.6+3.2=4.8 1.7+3.4=5.1 1.8+3.6=5.4 1.9+3.8=5.7 0.2+0.40=0.6 2.1+4.2=6.3 2.2+4.4=6.6 2.3+4.6=6.92.4+4.8=7.22.5+5=7.52.6+5.2=7.82.7+5.4=8.12.8+5.6=8.42.9+5.8=8.7 0.3+0.6=0.9 3.1+6.2=9.3 3.2+6.4=9.6 3.3+6.6=9.9 1-0.3=0.7 1.5-0.4=1.1 2-0.5=1.5 2.5-0.6=1.9 3.0-0.7=2.3 3.5-0.8=2.7 4-0.9=3.1 4.5-1=3.5 5-1.1=3.9 5.5-1.2=4.3 6-1.3=4.7 6.5-1.4=5.1 7-1.5=5.5 7.5-1.6=5.9 8-1.7=6.3 8.5-1.8=6.7 9-1.9=7.1 9.5-2=7.5 10-2.1=7.9 10.5-2.2=8.3 11-2.3=8.7 11.5-2.4=9.1 12-2.5=9.5 12.5-2.6=9.9 13-2.7=10.3 0.2+0.6+0.0.2=12.8 + 1.5 + 0.7=53.12- 5.6 + 2.9=0.424.8- 5.4 + 1.4 =0.85.6- 3.8 – 0.38 = 1.426.4 + 5.9 + 3.7 = 167.5 - 3.2 + 4.5 = 8.88.7 +
1.8 + 1.9 = 12.49.9 - 5.6 + 5.6 =9.910.3 - 8.9 - 1.3= 0.111.7 + 5.49 + 3.14= 20.3312.6 +1.2 + 2.3 = 16.113.8 - 4.5 +
11.5 =20.814.3 - 5.6 – 5.6 =3.115.9 -
2.7 – 10.21 = 2.9916.5 - 1.8 – 1.4= 13.317.4 + 2.5 + 2.3= 22.218.4 + 8.7 – 5.6 =21.519.1+3.2 – 3.4 = 18.920.3 - 2.9 + 1.3= 18.721.5 - 2.5 + 3.7= 22.722.3 + 2.3 + 1.6= 26.223.1 + 2.3 + 5.6= 3124.9 + 11 - 1.2= 34.725.5 - 11.5 + 4.3= 18.326.4 - 2.3 + 1.3 = 25.427.7 + 1.19 - 5.6= 23.2928.1 + 3.4 - 2.3= 29.229.8 -2.16 + 1.2= 28.8430.1 + 1.5 – 1.5 =30.1
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出门在外也不愁(4/5+1/4)x3/7+7/10 要过程简算 解方程:3/4-2x=5/8 (1-3/8)x=10 2/3x-1/5=1 5x-5/6=5/12
(4/5+1/4)x3/7+7/10 要过程简算 解方程:3/4-2x=5/8 (1-3/8)x=10 2/3x-1/5=1 5x-5/6=5/12
&(4/5+1/4)x3/7+7/10
(4/5+1/4)先通分得到16/20+5/20
=(16/20+5/20)x3/7+7/10
=21/20x3/7+7/10
=9/20+14/20
解方程:3/4-2x=5/8
&&&&&&&&&&&&& &解 2x=3/4-5/8
&&&&&&&&&&&&&&&&&&& 2x=6/8-5/8
&&&&&&&&&&&&&&&&&&&&& x=1/16
解方程:(1-3/8)x=10
&&&&&&&&&&& 解:5/8x=10
&&&&&&&&&&&&&&&&&&&&&&&&x=10x8/5
&&&&&&&&&&&&&&&&&&&&&&& x=16
&解方程:2/3x-1/5=1
&&&&&&&&&&&&& 解:2/3x=1-1/5
&&&&&&&&&&&&&&&&&&&&&&&& x=4/5x3/2
&&&&&&&&&&&&&&&&&&&&&&&& x=6/5
解方程:5x-5/6=5/12
&&&&&&&&&&&&& 解:5x=5/12+5/6
&&&&&&&&&&&&&&&&&&&&&& x=15/12÷5
&&&&&&&&&&&&&&&&&&&&&& x=1/4
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