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1st Grade
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Missing Addends within 20
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Sheet 13
Missing Addends within 20 — Worksheet 13
Name:
Date:
Missing Addends within 20
What number is missing?
1.
6 +
= 16
2.
1 +
= 10
3.
4 +
= 11
4.
14 +
= 16
5.
13 +
= 17
6.
2 +
= 13
7.
10 +
= 16
8.
7 +
= 11
9.
9 +
= 14
10.
7 +
= 18
11.
3 +
= 10
12.
11 +
= 13
13.
10 +
= 14
14.
5 +
= 12
15.
9 +
= 13
16.
5 +
= 10
17.
2 +
= 10
18.
2 +
= 14
19.
3 +
= 11
20.
3 +
= 20
10
9
7
2
4
11
6
4
5
11
7
2
4
7
4
5
8
12
8
17
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1st Grade · Sheet #13