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What should be subtracted from 11/9 to get 2/81?verify. |
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Answer» 11/9 - ? = 2/81 => 11/9 -2/81 = ? => LCM of 9 and 81 LCM = 81 a-b = c => a-c = b \ -b -c = -a => b+c = a |
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