Common Core: 2.NBT
Answer Key
Grade 2additionEasy

Adding Three Numbers 1

Add three single-digit numbers

10 problems

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