Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Compare fractions

Compare 72/8 and 40/15

1st number: 9 0/8, 2nd number: 2 10/15

72/8 is greater than 40/15

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 15 is 120
  2. For the 1st fraction, since 8 × 15 = 120,
    72/8 = 72 × 15/8 × 15 = 1080/120
  3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
    40/15 = 40 × 8/15 × 8 = 320/120
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1080/120 > 320/120 or 72/8 > 40/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com