Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Compare fractions

Compare 42/8 and 14/21

1st number: 5 2/8, 2nd number: 14/21

42/8 is greater than 14/21

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 21 is 168
  2. For the 1st fraction, since 8 × 21 = 168,
    42/8 = 42 × 21/8 × 21 = 882/168
  3. Likewise, for the 2nd fraction, since 21 × 8 = 168,
    14/21 = 14 × 8/21 × 8 = 112/168
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 882/168 > 112/168 or 42/8 > 14/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com