Question

1.25×100.2的简便运算？

Answer 1

1.25×100.2
=1.25×（100+0.2）
=1.25×100+1.25×0.2
=125+0.25
=125.25

Answer 2

1.25×100.2
=1.25×（100+0.2）
=1.25×100+1.25×0.2
=125+0.25
=125.25

Answer 3

1.25×100.2
=1.25×（100+0.2）
=1.25×100+1.25×0.2
=125+0.25
=125.25

Answer 4

1.25×100.2
=1.25×（100+0.2）
=1.25×100+1.25×0.2
=125+0.25
=125.25
希望能帮到你！！

Answer 5

1.25×100.2
＝1.25×（100+0.2）
＝1.25×100+1.25×0.2
＝125+0.25
＝125.25