Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 30/84 and 45/15

1st number: 30/84, 2nd number: 3 0/15

30/84 is smaller than 45/15

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 15 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 84 × 5 = 420,
    30/84 = 30 × 5/84 × 5 = 150/420
  3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
    45/15 = 45 × 28/15 × 28 = 1260/420
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 150/420 < 1260/420 or 30/84 < 45/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com