Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 20/45 and 14/42

20/45 is greater than 14/42

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 42 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 45 × 14 = 630,
    20/45 = 20 × 14/45 × 14 = 280/630
  3. Likewise, for the 2nd fraction, since 42 × 15 = 630,
    14/42 = 14 × 15/42 × 15 = 210/630
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 280/630 > 210/630 or 20/45 > 14/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com