用简便方法计算:325÷0.125、0.75+ 0.75×16.3+ 0.75×2.7

2025-04-02 12:09:45
推荐回答(1个)
回答1:

325÷0.125
=(325*8)÷(0.125*8)
=2600÷1
=2600
0.75+ 0.75×16.3+ 0.75×2.7
=0.75*(1+16.3+2.7)
=0.75*20
=15