48*(1⼀3-1⼀2+1⼀4)怎么算的?

2025-06-22 11:37:26
推荐回答(1个)
回答1:

用乘法分配率:
48*(1/3-1/2+1/4)
=16-24+12
=4
或直接算
48*(1/3-1/2+1/4)
=48*(-1/6+1/4)
=48*1/12
=4