Common Core: 1.OA
Answer Key
Grade 1subtractionMedium

Subtraction Within 15 (Set B)

More practice with teen number subtraction

12 problems

1.
15
- 2
__
2.
1
-1
_
3.
2
-1
_
4.
3
-1
_
5.
4
-0
_
6.
5
-5
_
7.
5
-4
_
8.
6
-3
_
9.
7
-2
_
10.
7
-1
_
11.
8
-0
_
12.
8
-7
_