7.6*0.8+0.2*7.6的简便方法

*等于乘
2025-05-18 05:04:55
推荐回答(2个)
回答(1):

7.6*0.8+0.2*7.6
=7.6*(0.8+0.2)
=7.6*1
=7.6

回答(2):

7.6×0.8+0.2×7.6.
=7.6×(0.8+0.2)
=7.6×1
=7.6