1÷
3
4 =
4
3 ,
2
5 ÷10=
1
25 ,
5
4 ×
2
3 ×
4
5 =
2
3 ,
1
7 ×
7
3 ÷
2
6 =1,
3
4 ÷
5
6 =
9
10 ,
3
6 ×36=18,
1
3 ×9×
2
3 =2, 5÷
5
6 -
5
6 ÷6=5
31
36 , 6×
5
8 =
15
4 ,
8
7 ﹢
1
2 =
23
14 ,
3
4 ÷
3
4 ×0=0, 2÷(
2
3 ÷4)=12.
1÷
3
4 =
4
3 ,
2
5 ÷10=
1
25 ,
5
4 ×
2
3 ×
4
5 =
2
3 ,
1
7 ×
7
3 ÷
2
6 =1,
3
4 ÷
5
6 =
9
10 ,
3
6 ×36=18,
1
3 ×9×
2
3 =2, 5÷
5
6 -
5
6 ÷6=5
31
36 , 6×
5
8 =
15
4 ,
8
7 ﹢
1
2 =
23
14 ,
3
4 ÷
3
4 ×0=0, 2÷(
2
3 ÷4)=12.