5.16-0.8与5.2的积差是多少

2025-05-08 14:07:17
推荐回答(1个)
回答1:

(1)5.16-0.8×5.2,
=5.16-4.16,
=1.
答:差是1.
(2)0.299÷0.23+15.4×2.5,
=1.3+38.5,
=39.8.
答:和是39.8.