3.2×2.4+32×0.76怎么简便运算?
3.2×2.4+32×0.76
=3.2×2.4+3.2×7.6
=3.2×(2.4+7.6)
=3.2×10
=32
把前面的3.2*24变成32*0.24,然后提取32,具体如下:
3.2*2.4+32*0.76
= 32*0.24+32*0.76
=32*(0.24+0.76)
=32*1 =32
解:3.2x2.4十32×0.76
=3.2x2.4十3.2×7.6
=3.2X(2.4十7.6)
=3.2x10
=32
3.2×2.4+32×0.76
=3.2x2.4+3.2x7.6
=3.2x(2.4+7.6)
=3.2x10
=32
原式=3.2x2.4+3.2x7.6
=3.2x(2.4+7.6)
=3.2x10
=32
或,
原式=32x0.24+32x0.76
=32x(0.24+0.76)
=32x1
=32