30.5÷0.24≈多少

30.5÷0.24≈多少
2025-12-13 23:32:13
推荐回答(2个)
回答1:

解:30.5÷0.24
= (30 × 10 + 5)/10 ÷ 24/100
= 305/10 ÷ 24/100
= 305/10 × 100/24
= 3050/100 × 100/24
= 3050/24
= 1525/12
= 127.0833333
≈ 127.08
经检验,30.5÷0.24 ≈ 127.08符合题意

回答2:

24÷0.5
=240 ÷ 5
= 48