Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 48/63 and 9/20

48/63 + 9/20 is 509/420.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 63 × 20 = 1260,
    48/63 = 48 × 20/63 × 20 = 960/1260
  3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
    9/20 = 9 × 63/20 × 63 = 567/1260
  4. Add the two like fractions:
    960/1260 + 567/1260 = 960 + 567/1260 = 1527/1260
  5. 1527/1260 simplified gives 509/420
  6. So, 48/63 + 9/20 = 509/420
    In mixed form: 189/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com