Find the number which when added to the top (numerator) and bottom (denominator) of each fraction make it equivalent to one half. more...
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Find the number which when added to the numerator and denominator of each of the fractions above make them equivalent to one third.
What should be added to the numerator and denominator of the fraction whose numerator is n and denominator is d to make it equivalent to one half?
What should be added to the numerator and denominator of the fraction whose numerator is n and denominator is d to make it equivalent to one third?
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A glass ½ full = A glass ½ empty
Multiply both sides by two
A full glass = An empty glass