Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 21/12 and 56/18

1st number: 1 9/12, 2nd number: 3 2/18

21/12 is smaller than 56/18

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 18 is 36
  2. For the 1st fraction, since 12 × 3 = 36,
    21/12 = 21 × 3/12 × 3 = 63/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    56/18 = 56 × 2/18 × 2 = 112/36
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 63/36 < 112/36 or 21/12 < 56/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com