请问这道题数学计算题做求解答,要解题过程,快速回复,谢谢!

2025-05-14 04:09:12
推荐回答(3个)
回答1:

原式=5又1/6-1又1/3-2又2/5
=(5-1-2)-(1/3-1/6+2/5)
=2-(1/6+2/5)
=2-(5/30+12/30)
=2-17/30
=1又13/30

回答2:

回答3: