Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 1/81 and 3/84

1/81 is smaller than 3/84

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 81 and 84 is 2268

    Next, find the equivalent fraction of both fractional numbers with denominator 2268
  2. For the 1st fraction, since 81 × 28 = 2268,
    1/81 = 1 × 28/81 × 28 = 28/2268
  3. Likewise, for the 2nd fraction, since 84 × 27 = 2268,
    3/84 = 3 × 27/84 × 27 = 81/2268
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 28/2268 < 81/2268 or 1/81 < 3/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com