6.45÷2.8+7.2×6.45的简便计算

6.45÷2.8+7.2×6.45的简便计算
2025-04-23 08:26:53
推荐回答(1个)
回答1:

6.45*2.8+7.2×6.45的简便计算
6.45*2.8+7.2×6.45
=6.45*(2.8+7.2)
=6.45*10
=64.5