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