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)
7 + 4 =
11
11
1.
2)
20
19 + 1 =
20
2.
3)
5 + 1 =
6
6
3.
4)
18
17 + 1 =
18
4.
5)
13
9 + 4 =
13
5.
6)
13 + 4 =
17
17
6.
7)
17
15 + 2 =
17
7.
8)
12
8 + 4 =
12
8.
9)
6 + 3 =
9
9
9.
10)
17
14 + 3 =
17
10.
11)
14
8 + 6 =
14
11.
12)
15 + 1 =
16
16
12.
13)
15
12 + 3 =
15
13.
14)
20
15 + 5 =
20
14.
15)
9 + 1 =
10
10
15.
16)
18
11 + 7 =
18
16.
17)
7 + 1 =
8
8
17.
18)
16 + 2 =
18
18
18.
19)
17
11 + 6 =
17
19.
20)
9 + 8 =
17
17
20.
1-10 95 90 85 80 75 70 65 60 55 50
2
Math
11-20 45 40 35 30 25 20 15 10 5
0
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