Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 9/80 and 20/9

1st number: 9/80, 2nd number: 2 2/9

9/80 is smaller than 20/9

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 9 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 80 × 9 = 720,
    9/80 = 9 × 9/80 × 9 = 81/720
  3. Likewise, for the 2nd fraction, since 9 × 80 = 720,
    20/9 = 20 × 80/9 × 80 = 1600/720
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 81/720 < 1600/720 or 9/80 < 20/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com