3 x 5 =
75 - 25 =
5 x 4 =
45 - 20=
6 x 5 =
3 x 9 =
15 + 17 =
90 - 60 =
2 x 6 =
2 x 7 =
2 x 5 =
25 + 35 =
10
30
60
27
15
50
32
20
12
35
14
25
