7/90-19/30+5/6的脱式计算练习题怎么算？

来源：蜘蛛抓取(WebSpider) 时间：2017-02-25 14:33 标签： 脱式计算练习题
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408－12×24 = 408 - 288 = 120（46＋28）×60 = 74 x 60 = 444042×50－17 = 2100- 17 = 208332＋105÷5 = 32 + 21 = 53420×（327－238） = 420 x 89 = 37380()÷7 = 6510 ÷7 = 9303.416÷（0.016×35） = 3.416 ÷0.56 = 6.10.8×[(10－6.76)÷1.2] = 0.8 x(3.24÷1.2) = 0.8 x 2.7 = 2.165.67×0.2-0.62 = 1.134-0.62 = 0.5140.4×0.7×0.25 = 0.4 x 0.25 x 0.7 = 0.1 x 0.7 = 0.070.78+5.436+1 = 6.216 +1 = 7.21630.8÷[14－(9.85＋1.07)] = 30.8 ÷ (14 - 10.92) = 30.8÷3.08 = 10[60－(9.5＋28.9)]÷0.18 = (60- 38.4)÷0.18 = 21.6 ÷0.18 = 1202.881÷0.43－0.24×3.5 = 6.7 - 0.24 x3.5 = 6.7 - 0.84 = 5.8620×[(2.44－1.8)÷0.4＋0.15] = 20x (0.64 ÷0.4 +0.15)= 20x(1.6 +0.15) = 20 x1.75 = 3528-(3.4+1.25×2.4) = 28 - (3.4 + 3) = 28 - 6.4 = 21.62.55×7.1+2.45×7.1 = (2.55 + 2.45) x7.1 = 5 x7.1=35.50.8×〔15.5-(3.21+5.79)〕 = 0.8 x (15.5 - 9) = 0.8 x 6.5 = 5.2（31.8+3.2×4）÷5 = (31.8 + 12.8)÷5 = 44.6÷5 = 8.9231.5×4÷(6+3) = 126 ÷ 9 = 142÷2.5+2.5÷2 = 0.8 + 1.25 =2.05194－64.8÷1.8×0.9 = 194 -36 x0.9 = 194-32.4 = 161.6×6 = 5180 - 24÷2.4－2.5×0.8 =10 -2=8405×() =405x24 = 9720125×(97-81) =125x16 =2000 = 6942 + 160 = 678220+80÷4-20 = 20 + 20 -20 = 40 -20 = 20100÷（32-30）×0 = 100 ÷2 x0= 50 x0 = 025×4-12×5 = 100 - 60 = 4070×〔（42-42）÷18〕=70 x (0÷18) = 70x0 = 075×65+75×35 = 75 x (65 +35) = 75x100 = 7500 6-1.6÷4= 6- 0.4 = 5.65.38+7.85-5.37= 13.23 - 5.37=7.867.2÷0.8-1.2×5=9 - 6 =36-1.19×3-0.43= 6-3.57 - 0.43 = 6- (3.57 + 0.43) = 6-4 = 26.5×（4.8-1.2×4）= 6.5 x(4.8 - 4.8 )=6.5 x0 = 00.68×1.9+0.32×1.9 = (0.68 + 0.32) x1.9 = 1 x 1.9 = 1.910.15-10.75×0.4-5.7 = 10.15 - 4.3 - 5.7 = 10.15 -(4.3 + 5.7)=10.15 - 10 =0.155.8×（3.87-0.13）+4.2×3.74 = 5.8 x 3.74 +4.2 x 3.74 = (5.8 +4.2)x3.74 = 10 x 3.74 = 37.432.52-（6+9.728÷3.2）×2.5 = 32.52 - (6+3.04)x2.5 = 32.52 - 9.02 x 2.5 = 32.52 -22.55 = 9.97（136+64）×（65-345÷23）= 200x(65-15) = 200x 50=10000
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1）25%*132+1/4*8 2)32*0.125*25 =1/4*132+1/4*8 =(4+8)*0.125*25 =1/4*(132+8) =(4*25)*(8*0.125) =1/4*140 =100*1 =35 =1000 3)75%*76+25*4+0.75*12 =3/4*76+3/4*12+25*4 =3/4*...
1）25%*132+1/4*8 2)32*0.125*25 =1/4*132+1/4*8 =(4+8)*0.125*25 =1/4*(132+8) =(4*25)*(8*0.125) =1/4*140 =100*1 =35 =1000 3)75%*76+25*4+0.75*12 =3/4*76+3/4*12+25*4 =3/4*...
不知道408－12×24 = 408 - 288 = 120 （46＋28）×60 = 74 x 60 = 4440 42×50－17 = 2100- 17 = 208332＋105÷5 = 32 + 21 = 53420×（327－238） = 420 x 89 = 37380()÷7 = 6510 ÷7 = 9303...
15:23 我傻傻对你笑 | 三级 1）25%*132+1/4*8 2)32*0.125*25 =1/4*132+1/4*8 =(4+8)*0.125*25 =1/4*(132+8) =(4*25)*(8*0.125) =1/4*140 =100*1 =35 =1000 3)75%*76+25*4+0.75*12 <b...
1.45+15×6= 135 2.250÷5×8=400 3.6×5÷2×4=60 4.30×3+8=98 5.400÷4+20×5= 200 6.10+12÷3+20=34 7.(80÷20+80)÷4=21 8.70+(100-10×5)=120 9.360÷40+10= 19 10.40×20-200=...
0.48+0.56+3.2=4.2
408－12×24 = 408 - 288 = 120 （46＋28）×60 = 74 x 60 = 4440 42×50－17 = 2100- 17 = 208332＋105÷5 = 32 + 21 = 53420×（327－238） = 420 x 89 = 37380()÷7 = 6510 ÷7 = 9303.41...
你太贪心了
408－12×24 = 408 - 288 = 120 （46＋28）×60 = 74 x 60 = 4440 42×50－17 = 2100- 17 = 208332＋105÷5 = 32 + 21 = 53420×（327－238） = 420 x 89 = 37380()÷7 = 6510 ÷7 = 9303.41...
扫描下载二维码236-49.5&#47;(3&#47;4-30%)=?脱式计算 [23.4+15.4*(5+3&#47;7)]*40%=? 脱式计算_百度知道
236-49.5&#47;(3&#47;4-30%)=?脱式计算 [23.4+15.4*(5+3&#47;7)]*40%=? 脱式计算
我有更好的答案
9*20=236-5.6]*0.4+83.5&#47.4+15.4+15.4*38&#47.4*(5+3/（9&#47.4=[23;7]*0.5&#47.4=42;4-1&#47.5&#47.5*20=236-110=126 [23.5/（3*3/(3/20）=236-49.4=107*0;4-30%)=236-49.5/（3*（1/7)]*40%==[）=236-49;10））=236-49
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