63×12÷(38-29)怎么简便运算?

2025-04-19 16:45:22
推荐回答(3个)
回答1:

简便计算
63×12÷(38-29)
=63×12÷9
=63÷9x12
=7x12
=84

回答2:

63×12÷(38-29)
=63×12÷9
=63÷9×12
=7×12
=84

回答3:

原式=(60十3)x12÷9
=12X60十3×12)÷9
=756÷9
=84