Make it True

81 x 9 = 801. What must you do to make the this equation true?




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What type of tree can I carry in my hand?

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Correct the Equation

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Amazing Facts

Gamers

In 2011, people playing Foldit, an online puzzle game about protein folding, resolved the structure of an enzyme that causes an Aids-like disease in monkeys. Researchers had been working on the problem for 13 years. The gamers solved it in three weeks.