简算:6/7+8/11-5/22
问题描述:
简算:6/7+8/11-5/22
答
6/7+8/11-5/22
=6/7+(8/11-5/22)
=6/7+(16/22-5/22)
=6/7+1/2
=12/14+7/14
=19/14