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Answers.everydaycalculation.com » Compare fractions

Compare 25/4 and 21/18

1st number: 6 1/4, 2nd number: 1 3/18

25/4 is greater than 21/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 4 × 9 = 36,
    25/4 = 25 × 9/4 × 9 = 225/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    21/18 = 21 × 2/18 × 2 = 42/36
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 225/36 > 42/36 or 25/4 > 21/18

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