3+5+___=14
6
______ + 3 + 8 = 16
5
___+5+7 =17
5
7+4+___=20
9
9 - ______ - 2 = 3
4
8+1+___=12
3
7+5+___=18
6
7 +_____ + 1 = 9
1
8+8+___ =20
4
3+___ +9=16
4
3 + 6 - _____ = 4
5
12+4+___=20
4
___+3+5= 18
10
___+6+5=18
7
5+4+___=17
8
2+5+___=9
2
6+___+2=12
4
___+8+1=12
3
8+8+ ____ = 20
4
6+___+2=15
7
2+3+___=11
6
3+___+3=14
8
2+8+___=14
4
3 + 4 + 5 = ______
12