0
Anonymous
The sum of 1 and 7 is 8. That is, 1 + 7 = 8
Wiki User
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I believe it is eight (8).
-1
4+2+1 = 7
The sum of 7 and -8 is -1.
4/7 I guess. 4/7 + 4/7 = 8/7 = 1 1/7. 1 1/7 > 1.
6 & 1. 6+1=7 and 6X1=6