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Answers.everydaycalculation.com » Compare fractions

Compare 70/60 and 21/80

1st number: 1 10/60, 2nd number: 21/80

70/60 is greater than 21/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 60 and 80 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 60 × 4 = 240,
    70/60 = 70 × 4/60 × 4 = 280/240
  3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
    21/80 = 21 × 3/80 × 3 = 63/240
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 280/240 > 63/240 or 70/60 > 21/80

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