First Grade Math Addition > (2) Doubles > Flashcards
8 + 8 =
16
1 + 1 =
2
2 + 2 =
4
4 + 4 =
8
3 + 3 =
6
9 + 9 =
18
5 + 5 =
10
10 + 10 =
20
7 + 7 =
14
6 + 6 =
12
0 + 0 =
0