24X7X4x6简便计算怎么做?

2025-03-23 15:16:06
推荐回答(1个)
回答1:

24X7X4x6
=(25-1)X4X7x6
=25X4X7x6-1X4X7x6
=4200-42X4
=4200-168
=4032