3
4 ×
5
6 =
5
8 ;
1
7 ÷5=
1
35 ; 1÷
4
7 =
7
4 ; 15×
4
15 =4; 1.25×
1
8 =
5
32 ;
2
9 ×4=
8
9 ;
5
6 ÷
1
4 =
10
3 ; 1.8-40%=1.4;12×(
3
4 +
5
6 )=19;
2
5 ×6+4×
2
5 =4.
故答案为:
5
8 ,
1
35 ,
7
4 ,4,
5
32 ,
8
9 ,
10
3 ,1.4,19,4.
3
4 ×
5
6 =
5
8 ;
1
7 ÷5=
1
35 ; 1÷
4
7 =
7
4 ; 15×
4
15 =4; 1.25×
1
8 =
5
32 ;
2
9 ×4=
8
9 ;
5
6 ÷
1
4 =
10
3 ; 1.8-40%=1.4;12×(
3
4 +
5
6 )=19;
2
5 ×6+4×
2
5 =4.
故答案为:
5
8 ,
1
35 ,
7
4 ,4,
5
32 ,
8
9 ,
10
3 ,1.4,19,4.