4 + 4 = ____ 6
+ 6 = ____ 5 + 5 = ____
10 + 3 = ____ 8
+ 4 = ____ 0 + 2 = ____
10 + 2 = ____ 2
+ 6 = ____ 1 + 1 = ____
10 + 5 = ____ 5
+ 6 = ____ 3 + 4 = ____
20 + 2 = ____ 1
+ 0 = ____ 3 + 4 = ____
20 + 1 = ____ 8
+ 8 = ____ 5 + 4 = ____
20 + 5 = ____ 1
+ 6 = ____ 3 + 3 = ____
9 + 2 = ____ 0
+ 5 = ____ 2 + 7 = ____
30 + 1 = ____ 5
+ 2 = ____ 6 + 2 = ____
10 + 6 = ____ 4
+ 5 = ____ 7 + 3 = ____