1.3X5Ⅹ20简便计算?

2025-04-06 10:14:07
推荐回答(3个)
回答1:

1.3X5㐅20
=1.3x(5x20)
=1.3x100
=130

回答2:

如下:
=1.3×100=130

回答3:

1.3x5x20
=5x20x1.3(乘法的交换律)
=100x1.3
=130