9
+
9
=
____________________
14
-
7
=
____________________
3
+
8
=
____________________
20
-
6
=
____________________
10
+
10
=
____________________
9
-
3
=
____________________
5
+
7
=
____________________
16
-
10
=
____________________
3
+
3
=
____________________
15
-
8
=
7
