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mxcDe5stherM mxcDe5stherM
  • 05-02-2017
  • Mathematics
Answered

What is the some of the counting numbers from 1 to 80?

Verified Answer :

wolf1728
wolf1728 wolf1728
  • 05-02-2017

There is a formula for adding consecutive numbers:
total = n(n+1)/2
total = 80(81)/2
total = 3,240

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