12 : 3 = 4
20 : 10 = 2
72 : 9 = 8
56 : 8 = 7
21 : 7 = 3
25 : 5 = 5
9 . 4 = 36
5 . 3 = 15
8 . 5 = 40
9 . 6 = 54
7 . 7 = 49
9 . 7 = 63
12*8=96
3*17=51
54/9=6
81/3=27
50/2=25
12 : 3 = 4
20 : 10 = 2
72 : 9 = 8
56 : 8 = 7
21 : 7 = 3
25 : 5 = 5
9 . 4 = 36
5 . 3 = 15
8 . 5 = 40
9 . 6 = 54
7 . 7 = 49
9 . 7 = 63