Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 3/40 and 12/30

3/40 is smaller than 12/30

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 30 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    3/40 = 3 × 3/40 × 3 = 9/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    12/30 = 12 × 4/30 × 4 = 48/120
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 9/120 < 48/120 or 3/40 < 12/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com