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Answers.everydaycalculation.com » Compare fractions

Compare 10/4 and 21/15

1st number: 2 2/4, 2nd number: 1 6/15

10/4 is greater than 21/15

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60
  2. For the 1st fraction, since 4 × 15 = 60,
    10/4 = 10 × 15/4 × 15 = 150/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    21/15 = 21 × 4/15 × 4 = 84/60
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 150/60 > 84/60 or 10/4 > 21/15

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