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