列式计算 ①4.6乘5.5与3.4的差,积多少? ②4.35减去4.2与0.5的积,差是多少?

2025-03-23 23:04:15
推荐回答(1个)
回答1:

①4.6×(5.5-3.4)
=4.6×2.1
=9.66
答:积是9.66.

②4.35-4.2×0.5
=4.35-2.1
=2.25
答:差是2.25.