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Answers.everydaycalculation.com » Compare fractions

Compare 21/30 and 50/64

21/30 is smaller than 50/64

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 64 is 960

    Next, find the equivalent fraction of both fractional numbers with denominator 960
  2. For the 1st fraction, since 30 × 32 = 960,
    21/30 = 21 × 32/30 × 32 = 672/960
  3. Likewise, for the 2nd fraction, since 64 × 15 = 960,
    50/64 = 50 × 15/64 × 15 = 750/960
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 672/960 < 750/960 or 21/30 < 50/64

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