1.28*8.6+0.72*0.86

12.8×0.86+0.72×8.6简算12.8×0.86+0.72×8.6简算12.8×0.86+0.72×8.6简算12.8×0.86+0.72×8.6=1.28×8.6+0.72×8.6=(1.

1.28*8.6+0.72*8.6的简便方法1.28*8.6+0.72*8.6的简便方法1.28*8.6+0.72*8.6的简便方法=8.6*(1.28+0.72)=8.6*2=17.2

1.28*86+0.72*8.6的简便计算1.28*86+0.72*8.6的简便计算1.28*86+0.72*8.6的简便计算原式=12.8*8.6+0.72*8.6=(12.8+0.72)*8.6你

0.25*8.5*42.4*1.021.28*8.6+0.72*8.612.5*0.96*0.8用简便方法计算.急用0.25*8.5*42.4*1.021.28*8.6+0.72*8.612.5*0.

2.4×8.6+7.5×8.6+0.86简便运算2.4×8.6+7.5×8.6+0.86简便运算2.4×8.6+7.5×8.6+0.86简便运算2.4*0.86+7.5*8.6+8.6*0.1=8.6

0.86+8.6*9.9简便计算0.86+8.6*9.9简便计算0.86+8.6*9.9简便计算0.86+8.6*9.9=8.6*0.1+8.6*9.9=8.6*(0.1+9.9)=8.6*10=86

递等式1.3*8.6+8.6*8.6+0.86怎么巧算,递等式1.3*8.6+8.6*8.6+0.86怎么巧算,递等式1.3*8.6+8.6*8.6+0.86怎么巧算,=1.3*8.6+8.6*8.6

0.86＋8.6×9.9的简算0.86＋8.6×9.9的简算0.86＋8.6×9.9的简算0.86＋8.6×9.9=8.6x0.1+8.6x9.9=8.6x(0.1+9.9)=8.6x10=86

简算8.6*5.4+0.86+86*0.45简算8.6*5.4+0.86+86*0.45简算8.6*5.4+0.86+86*0.458.6*5.4+0.86*+86*0.45=8.6*5.4+8.6*

0.86*15.7-8.6*1.47的简算0.86*15.7-8.6*1.47的简算0.86*15.7-8.6*1.47的简算8.6*（1.57-1.47）=0.86

8.6*1.57-0.86*14.7如何简便8.6*1.57-0.86*14.7如何简便8.6*1.57-0.86*14.7如何简便8.6*1.57-0.86*14.7=8.6×（1.57-1.47）

4.78-1.28+1.22-0.72的简便算法4.78-1.28+1.22-0.72的简便算法4.78-1.28+1.22-0.72的简便算法4.78+1.22-（1.28+0.72）

1.28×8.6—0.28×8.6等于多少,要简便运算,1.28×8.6—0.28×8.6等于多少,要简便运算,1.28×8.6—0.28×8.6等于多少,要简便运算, 

8.6×5.4＋0.86＋86×0.45的简便方法8.6×5.4＋0.86＋86×0.45的简便方法8.6×5.4＋0.86＋86×0.45的简便方法8.6×5.4＋0.86＋86×0.45=8.6x

4.78－1.28＋1.22－0.72怎么简便计算4.78－1.28＋1.22－0.72怎么简便计算4.78－1.28＋1.22－0.72怎么简便计算4.78+1.22-（1.28+0.72）=6-2

2.4乘8.6加7.5乘8.6加0.86简便计算2.4乘8.6加7.5乘8.6加0.86简便计算2.4乘8.6加7.5乘8.6加0.86简便计算 

8.6×5.6+0.86+86×0.43的简便运算是什么?8.6×5.6+0.86+86×0.43的简便运算是什么,要简便的8.6×5.6+0.86+86×0.43的简便运算是什么?8.6×5.6+0

8.6*2.7+62*14%+35*0.86121+27+121*60+121*16+79*91+12*798.6*2.7+62*14%+35*0.86121+27+121*60+121*16+79*

用简便方法计算0.28×8.6+7.2×0.86999×778+333×666怎样写?用简便方法计算0.28×8.6+7.2×0.86999×778+333×666怎样写?用简便方法计算0.28×8.

用简便方法计算0.28×8.6+7.2×0.86和999×778+333×666怎样写?用简便方法计算0.28×8.6+7.2×0.86和999×778+333×666怎样写?用简便方法计算0.28×