Adding And Subtracting Within 20 Worksheet

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

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