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Rectify the following equality 101 - 102 = 1 by moving just one digit.

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$\ extGiven in the question... \\ $101-102=1 is incorrect \\ Make 2 in 102 as the power of 10. \\ ie. 102 is transformed to $10^2$. \\You can see as you asked there is only one numerical moved. \\ So, $101-10^wedge 2=101-100=1$\\ Now, this equation is correct.$

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Deependra Verma

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