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