Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Compare fractions

Compare 10/21 and 28/12

1st number: 10/21, 2nd number: 2 4/12

10/21 is smaller than 28/12

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 12 is 84
  2. For the 1st fraction, since 21 × 4 = 84,
    10/21 = 10 × 4/21 × 4 = 40/84
  3. Likewise, for the 2nd fraction, since 12 × 7 = 84,
    28/12 = 28 × 7/12 × 7 = 196/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 40/84 < 196/84 or 10/21 < 28/12

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com