Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 50/90 and 18/80

50/90 is greater than 18/80

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 80 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 90 × 8 = 720,
    50/90 = 50 × 8/90 × 8 = 400/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    18/80 = 18 × 9/80 × 9 = 162/720
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 400/720 > 162/720 or 50/90 > 18/80

MathStep (Works offline)

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

Related:

© everydaycalculation.com