Question

2.3×5.6+23×0.54-0.23×10怎样简算？

Answer 1

＝2.3×5.6+2.3×5.4-2.3×1
＝2.3×（5.6+5.4-1）
＝2.3×10
＝23

Answer 2

我写给你，这个题可以困旦用乘陪举法汪乱扰分配律
2.3x5.6+23x0.54-0.23x10
=2.3x5.6+2.3x5.4-2.3x10
=2.3x（5.6+5.4-10）
=2.3x1
=2.3