5.2*2.3 58*2.3-2.3的简便用算

2025-06-27 02:55:29
推荐回答(1个)
回答1:

(5.2*2.358-1)*2.3
5.2*2.3+5.8*2.3-2.3
=(5.2+5.8-1)*2.3
=10*2.3
=23