11/12减小括号1/3+1/4小括号简便计算过程?

2022-04-19 23:15发布

11/12 -(1/3 + 1/4)=11/12 - 7/12=4/12=1/3
1条回答
1楼 · 2022-04-19 23:27.采纳回答

11/12 -(1/3 + 1/4)
=11/12 - 7/12
=4/12
=1/3