Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 2/5 and 7/42

2/5 is greater than 7/42

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 5 × 42 = 210,
    2/5 = 2 × 42/5 × 42 = 84/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    7/42 = 7 × 5/42 × 5 = 35/210
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 84/210 > 35/210 or 2/5 > 7/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com