Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 21/12 and 63/14

1st number: 1 9/12, 2nd number: 4 7/14

21/12 is smaller than 63/14

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 14 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 12 × 7 = 84,
    21/12 = 21 × 7/12 × 7 = 147/84
  3. Likewise, for the 2nd fraction, since 14 × 6 = 84,
    63/14 = 63 × 6/14 × 6 = 378/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 147/84 < 378/84 or 21/12 < 63/14

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related:

© everydaycalculation.com