What makes 5
4 + __
4+1=5
9+ __
9+1=10
3+1
4
10+2
12
3+ __
3+2=5
5+ __
5+5= 10
6+1
7
10 + 4
14
0+__
0+5=5
7 + __
7 + 3=10
9+1
10
10+6
16
1 + __
1 + 4=5
2 + __
2 + 8 = 10
15+1
16
10+9
19
2+ __
2+3=5
6 + __
6 + 4 = 10
19 + 1
20
10+2
12