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