0.58乘1.2加0.49的简便算法怎样算

0.58乘1.2加0.49的简便算法怎样算
2025-06-24 13:22:48
推荐回答(1个)
回答1:

简便算法怎样算
0.58×1.2+0.49
=0.696+0.49
=1.186