5乘以28乘以9乘以2的简便计算

2024-12-02 17:33:52
推荐回答(3个)
回答1:

5乘9.45乘2.90,90乘28

回答2:

(5×2)×(28×9)

回答3:

5*28*9*2
=28*90
=2520