Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 21/42 and 10/16

21/42 is smaller than 10/16

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 16 is 336
  2. For the 1st fraction, since 42 × 8 = 336,
    21/42 = 21 × 8/42 × 8 = 168/336
  3. Likewise, for the 2nd fraction, since 16 × 21 = 336,
    10/16 = 10 × 21/16 × 21 = 210/336
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 168/336 < 210/336 or 21/42 < 10/16

MathStep (Works offline)

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

Related:

© everydaycalculation.com