Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Compare fractions

Compare 21/20 and 56/63

1st number: 1 1/20, 2nd number: 56/63

21/20 is greater than 56/63

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    21/20 = 21 × 63/20 × 63 = 1323/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    56/63 = 56 × 20/63 × 20 = 1120/1260
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 1323/1260 > 1120/1260 or 21/20 > 56/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com