18*0.86+1.8*1.3+0.18的简算
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18*0.86+1.8*1.3+0.18的简算18*0.86+1.8*1.3+0.18的简算18*0.86+1.8*1.3+0.18的简算18*0.86+1.8*1.3+0.18=1.8*8.6+1.
18*0.86+1.8*1.3+0.18的简算
18*0.86+1.8*1.3+0.18的简算
18*0.86+1.8*1.3+0.18的简算
18*0.86+1.8*1.3+0.18
=1.8*8.6+1.8*1.3+1.8×0.1
=1.8×(8.6+1.3+0.1)
=1.8×10
=18
=1.8*(8.6+1.3+0.1)
=18
18*0.86+1.8*1.3+0.18
=18*0.86+18*0.13+18*0.01
=18*(0.86+0.13+0.01)
=18*1
=18
18*0.86+1.8*1.3+0.18的简算
0.11×18+8.2×1.8+7×0.18 能用简便方法计算就用快
2.25×1.8+27.5×0.18简算!
7.5×0.18+1.25×1.8=
1.8×0.9+0.18 简便计算
1.8×23= 7×0.86=
0.86乘1.3保留2为小数约等于几,再求竖式啊0.86X 1.3--------
选择.下列算式中,得数与0.18×1700相等的算式是().A.1.8×17 B.18×170还有C.18x17 D.1.8x1700
数学题,简算,过程要仔细,好的给分(1)2.3x0.16÷2.3x0.16 (2)1.8x0.9+0.18-18x0.1 (3)1.8x0.9+0.18
递等式1.3*8.6+8.6*8.6+0.86怎么巧算,
1.8×0.62+0.18×3.9-0.018简算
简算:2..25×1.8+1.25×0.18
7.25*1.8+27.5*0.18(简便)
2.25乘1.8+1.25乘0.18
简算:3.25*1.8+67.5*0.18是简算,简算!
2.25乘1.8+1.25乘0.18
2.25*1.8+1.25*0.18简便算法
数学脱式简算2.25*1.8+1.25*0.18