11/12减括号,3/4-1/2括号 简算?
发布网友
发布时间:2023-07-15 16:35
我来回答
共4个回答
热心网友
时间:2024-03-31 02:41
11/12-(3/4-1/2)
先通分,在进行计算
2,4,12的最小公倍数是12
11/12=11/12
3/4=3*3/4*3=9/12
1/2=6*1/2*6=6/12
11/12-9/12+6/12
=11-9+6/12
=8/12
=2/3
热心网友
时间:2024-03-31 02:41
11/12-(3/4-1/2)
=11/12-(3/4-2/4)
=11/12-1/4
=11/12-3/12
=8/12
=2/3
热心网友
时间:2024-03-31 02:42
11/12-(3/4-1/2)
=11/12-1/4
=11/12-3/12
=8/12
=2/3
没有更好的简便运算
热心网友
时间:2024-03-31 02:42
=11/12-(3/4-2/4)
=11/12-1/4
=11/12-3/12
=8/12
=2/3