10 questions
5 + ___________ = 10
5
4
3
3 + ____________= 9
5
6
7
13 + ____________ = 18
4
5
6
17 + ____________= 20
1
2
3
16 + ______________ = 22
6
7
8
15+ ____________ = 25
3
6
10
8 + __________ = 15
7
8
9
17 + _______________ = 27
5
10
6
14 + ____________ = 16
5
2
7
11 + ____________ = 19
7
8
5