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