1. COMPLETE THE TABLE.
+
+
=
9
+
+
=
1
0
+
+
=
8
+
+
=
7
+
+
=
1
0
+
+
=
8
+
+
=
7
+
+
=
9
8
3
5
1
2
3
2. FIND THE MISSING NUMBERS
9
5
2
2
3
6
1
3
4
2
1
10
3
2