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