Adding Within 20 - Math Worksheet With Answer Key
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1
2
3Adding Within 20
Name:
Solve each problem.
A n s w e r s
1)
3 + 3 =
6
6
1.
2)
11
8 + 3 =
11
2.
3)
12 + 8 =
20
20
3.
4)
17
14 + 3 =
17
4.
5)
20
19 + 1 =
20
5.
6)
16 + 2 =
18
18
6.
7)
12
8 + 4 =
12
7.
8)
10
8 + 2 =
10
8.
9)
16 + 1 =
17
17
9.
10)
14
10 + 4 =
14
10.
11)
17
15 + 2 =
17
11.
12)
11 + 3 =
14
14
12.
13)
15
12 + 3 =
15
13.
14)
20
11 + 9 =
20
14.
15)
12 + 5 =
17
17
15.
16)
18
17 + 1 =
18
16.
17)
13 + 5 =
18
18
17.
18)
7 + 6 =
13
13
18.
19)
11
9 + 2 =
11
19.
20)
7 + 5 =
12
12
20.
1-10 95 90 85 80 75 70 65 60 55 50
9
Math
11-20 45 40 35 30 25 20 15 10 5
0
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