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