99X34十44X25简便计算怎么做?

2025-03-31 22:43:56
推荐回答(1个)
回答1:

简便计算
99X34十44X25
=(100-1)x34+11x4x25
=100x34-34+11x100
=3400-34+1100
=4500-34
=4466