2.9×(3.8-4⼀5) + (2.375-13⼀8)的过程

2025-02-23 20:08:33
推荐回答(1个)
回答1:

2.9×(3.8-4/5) + (2.375-13/8)
=2.9×(3.8-0.8)+(2.375-1.625)
=2.9×3+0.75
=8.7+0.75
=9.45