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