162k views
5 votes
-1 + 0 + 1 + ... + 12

User Rogerdpack
by
6.8k points

1 Answer

3 votes

Answer:

77

Explanation:

-1 + 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 + 11 + 12 = 77

Hope this helps :)

User Jbk
by
5.3k points