7.2x25x8.2的简便算法

2025-06-28 17:59:38
推荐回答(2个)
回答1:

7.2x25x8.2的简便算法
7.2x25x8.2
=180*8.2
=1476
直接计算

回答2:

7.2x25x8.2的简便算法
=8x25x0.9x8.2
=200x8.2x0.9
=1640x0.9
=1640-1640x0.1
=1640-164
=1640-200+36
=1476