2
+
2
=
____________________
2
+
3
=
____________________
2
+
4
=
____________________
2
+
5
=
____________________
2
+
6
=
____________________
2
+
7
=
____________________
2
+
8
=
____________________
2
+
9
=
____________________
2
+
10
=
____________________
