WS #1
Commutative Property of Addition
Rewrite the addition statement using commutative property and find the sum.
1)
4 + 9 =
+
=
2)
7 + 3 =
+
=
3)
10 + 2 =
+
=
4)
11 + 6 =
+
=
5)
8 + 10 =
+
=
6)
2 + 13 =
+
=
7)
12 + 4 =
+
=
8)
1 + 9 =
+
=
9)
5 + 8 =
+
=
10)
15 + 2 =
+
=
11)
9 + 13 =
+
=
12)
6 + 5 =
+
=
13)
7 + 8 =
+
=
14)
4 + 14 =
+
=
15)
2 + 5 =
+
=
16)
6 + 9 =
+
=
17)
12 + 8 =
+
=
18)
7 + 5 =
+
=
19)
10 + 1 =
+
=
20)
4 + 11 =
+
=
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