Adding Within 20 - Math Worksheet With Answer Key Page 3
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1
2
3Adding Within 20
Name:
Solve each problem.
A n s w e r s
15
17
19
17
17
1.
18
6
7
19
20
15
18
12
20
2.
18
15
19
20
18
3.
1)
17
13 + 4 =
15
4.
2)
16 + 4 =
20
6
5.
3)
18
9 + 9 =
19
6.
4)
15
10 + 5 =
18
7.
5)
4 + 2 =
6
19
8.
6)
19
18 + 1 =
20
9.
7)
17 + 1 =
18
15
10.
8)
13 + 6 =
19
12
11.
9)
20
18 + 2 =
17
12.
10)
13 + 2 =
15
19
13.
11)
12
11 + 1 =
15
14.
12)
17
10 + 7 =
18
15.
13)
10 + 9 =
19
7
16.
14)
15
14 + 1 =
15)
18
16 + 2 =
16)
5 + 2 =
7
1-10 94 88 81 75 69 63 56 50 44 38
Modified
4
Math
11-16 31 25 19 13 6
0
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