28 ×
4
7
48 ×
8
6
15 ×
5
3
2 ×
1
2
15 ×
3
5
1
1
12 ×
2
6
28 ×
7
2 ÷
8
4
2
2
7 ÷
1
7
336×
3
8
4
210×
5
6
560×
8
6
6
12 ×
4
7
2
20 ×
5
2 ÷
3
1
5
2
3
8
8
4
1
6
7
7
2 ÷
4
3 ÷
6
20 ×
5
3 ×
1
48 ×
8
2
3
1
8
2
4
3
42 ×
6
7
40 ×
5
2 ÷
6
3
5 ×
5
1
56 ×
7
2
4
8