15.6x9.6 1.56臿7쫿90.25简便计算

2025-06-27 18:29:52
推荐回答(1个)
回答1:

15.6x9.6+1.56÷0.25简便计算
=15.6x9.6+1.56x4
=15.6x9.6+15.6x0.4
=15.6x(9.6+0.4)
=15.6x10
=156