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