3.8×2.6÷0.19怎么简便计算

3.8×2.6÷0.19怎么简便计算
2024-12-17 18:52:31
推荐回答(1个)
回答1:

3.8×2.6÷0.19
=3.8÷0.19×2.6
=20×2.6
=52