What numbere should be added to -5/8 to get -3/8?
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x + (-5/7) = (-2/3) x = (-2/3) – (-5/7) x = (-2/3) + (5/7) LCM of 3 and 7 is 21 Consider (-2/3) = (-2/3) × (7/7) = (-14/21) Again (5/7) = (5/7) × (3/3) = (15/21) On substituting x = (-14/21) + (15/21) x = (-14 + 15)/21 x = (1/21)
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