15÷(0.15x0.4)简便运算

2025-04-24 07:26:29
推荐回答(2个)
回答1:

15÷(0.15x0.4)
= (15÷0.15)÷0.4
= 100×2.5
= 250

回答2:

15÷0.15÷0.4