Common Core: 1.OA
Answer Key
Grade 1additionEasy

Sums to 10 (Set E)

Master sums to 10

12 problems

1.
2
+6
_
2.
3
+4
_
3.
3
+2
_
4.
3
+0
_
5.
1
+ 9
__
6.
4
+2
_
7.
5
+4
_
8.
6
+2
_
9.
6
+1
_
10.
1
+2
_
11.
0
+3
_
12.
0
+4
_