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What is the sum of all the integers from –457 to 459, inclus

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What is the sum of all the integers from –457 to 459, inclus [#permalink] New post 18 Jul 2018, 16:57
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What is the sum of all the integers from –457 to 459, inclusive?

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[Reveal] Spoiler: OA
917


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Re: What is the sum of all the integers from –457 to 459, inclus [#permalink] New post 18 Jul 2018, 17:16
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So this is very simple. All the numbers -457 to 0 and 0 to 457 will eliminate them selves as they the sum of those numbers would equal 0.

This means that now we just need to find the sum of the remaining integers: 458 and 459
\(458 + 459 = 917\)

The answer is \(917\)
Re: What is the sum of all the integers from –457 to 459, inclus   [#permalink] 18 Jul 2018, 17:16
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What is the sum of all the integers from –457 to 459, inclus

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