Question

2.3乘0.6加23乘0.04用递等式计算

2.3乘0.6加23乘0.04用递等式计算

Answer 1

2.3*0.6+23*0.04
=2.3*0.6+2.3*0.4
=2.3*（0.6+0.4）
=2.3*1
=2.3
参考下。

Answer 2

2.3×0.6+23×0.04
=2.3×0.6+2.3×0.4
=2.3×（0.6+0.4）
=2.3×1
=2.3