Addition Table
Can you fill in all the answers?
+
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
1
-7
-6
-2
0
2
-7
-4
-3
-1
0
3
-5
-2
-1
0
1
4
-6
-2
0
2
5
-5
-2
-1
3
4
6
-4
-3
-2
-1
0
1
7
-3
1
3
4
5
8
-2
-1
0
1
4
6
9
-1
0
1
2
3
7
8
10
0
3
8
9
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