4
3
x
5
12
=
20
36
7
9
10
6
70
54
4
8
11
13
5
3
52
40
33
2
7
0
x
6
9
10
=
12
63
0
5
5
9
8
11
13
40
55
117
2
3
4
*
5
7
41
58
0
6
3
1
4
=
27
48
7
8