3分之4x()=12分之1x()=0.7x()=4分之3/()=1
问题描述:
3分之4x()=12分之1x()=0.7x()=4分之3/()=1
答
1.3/4
2.12
3.10/7
4.3/4
3分之4x()=12分之1x()=0.7x()=4分之3/()=1
1.3/4
2.12
3.10/7
4.3/4