Addition
3 + 4 = 7
3 + 4 = 8
3 + 4 = 9
3 + 4 = 6
How many altogether?
5 + 1 =
3 + 6 =
7 + 0 =
0 + 9 =
7 + 0
Add
4 + 0 = ____
5 + 2
2 + 3