Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 8/21 and 10/7

1st number: 8/21, 2nd number: 1 3/7

8/21 is smaller than 10/7

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 7 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 21 × 1 = 21,
    8/21 = 8 × 1/21 × 1 = 8/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    10/7 = 10 × 3/7 × 3 = 30/21
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 8/21 < 30/21 or 8/21 < 10/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com