← Paradoxes & riddles
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Adding 1 to 100
the shortcut a schoolboy found
What is 1 plus 2 plus 3, all the way up to 100? A famous story says a teacher gave this to his class to keep them busy, and young Carl Friedrich Gauss answered almost at once.
Source: A classic puzzle, retold by INFINITE SUM and fact-checked against our curated notes
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