Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 90/36 and 45/30

1st number: 2 18/36, 2nd number: 1 15/30

90/36 is greater than 45/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 30 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 36 × 5 = 180,
    90/36 = 90 × 5/36 × 5 = 450/180
  3. Likewise, for the 2nd fraction, since 30 × 6 = 180,
    45/30 = 45 × 6/30 × 6 = 270/180
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 450/180 > 270/180 or 90/36 > 45/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com