Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 28/64 and 21/25

28/64 is smaller than 21/25

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 64 and 25 is 1600
  2. For the 1st fraction, since 64 × 25 = 1600,
    28/64 = 28 × 25/64 × 25 = 700/1600
  3. Likewise, for the 2nd fraction, since 25 × 64 = 1600,
    21/25 = 21 × 64/25 × 64 = 1344/1600
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 700/1600 < 1344/1600 or 28/64 < 21/25

MathStep (Works offline)

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

Related:

© everydaycalculation.com