Common Core: 1.OA — Operations & Algebraic Thinking
Grade 1 • addition • Medium
Sums to 20 (Set A)
Practice addition with sums up to 20
12 problems
1.
0
+0
_
2.
0
+9
_
3.
1
+7
_
4.
1
+5
_
5.
2
+3
_
6.
2
+1
_
7.
3
+0
_
8.
3
+ 9
__
9.
3
+ 7
__
10.
4
+5
_
11.
4
+3
_
12.
5
+2
_