Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 70/15 and 42/63

1st number: 4 10/15, 2nd number: 42/63

70/15 is greater than 42/63

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 63 is 315

    Next, find the equivalent fraction of both fractional numbers with denominator 315
  2. For the 1st fraction, since 15 × 21 = 315,
    70/15 = 70 × 21/15 × 21 = 1470/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    42/63 = 42 × 5/63 × 5 = 210/315
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1470/315 > 210/315 or 70/15 > 42/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com