21-09-2017
Mathematics

contestada

How many pairs of whole numbers have a sum of 110

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altavistard altavistard

25-09-2017

Let's focus on positive numbers only, to simplify things.
This omits zero (0) and all negative numbers.
1+109=110
2+108=110
continue this until you discover the pattern. Then count the number of sums that equal 110.

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