Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 20/28 and 4/42

20/28 is greater than 4/42

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 42 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 28 × 3 = 84,
    20/28 = 20 × 3/28 × 3 = 60/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    4/42 = 4 × 2/42 × 2 = 8/84
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 60/84 > 8/84 or 20/28 > 4/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com