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1st Grade
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Subtraction within 20
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Sheet 12
Subtraction within 20 — Worksheet 12
Name:
Date:
Subtraction within 20
Solve each problem.
1.
11 − 1 =
2.
15 − 15 =
3.
9 − 1 =
4.
17 − 11 =
5.
15 − 12 =
6.
8 − 8 =
7.
12 − 7 =
8.
17 − 12 =
9.
14 − 12 =
10.
20 − 5 =
11.
11 − 10 =
12.
13 − 6 =
13.
11 − 2 =
14.
13 − 1 =
15.
11 − 4 =
16.
12 − 3 =
17.
15 − 10 =
18.
11 − 6 =
19.
13 − 10 =
20.
10 − 1 =
10
0
8
6
3
0
5
5
2
15
1
7
9
12
7
9
5
5
3
9
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1st Grade · Sheet #12