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