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Fracton Twister

Algebra Level 1

$\large \frac{1}{1 \times 2}+\frac{1}{2 \times 3}+\frac{1}{3 \times 4}+\cdots +\frac{1}{99 \times 100} = \ ?$

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Excel in math and science

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by Megha Malyala

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