Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 18/72 and 5/63

18/72 + 5/63 is 83/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 63 is 504
  2. For the 1st fraction, since 72 × 7 = 504,
    18/72 = 18 × 7/72 × 7 = 126/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    5/63 = 5 × 8/63 × 8 = 40/504
  4. Add the two fractions:
    126/504 + 40/504 = 126 + 40/504 = 166/504
  5. 166/504 simplified gives 83/252
  6. So, 18/72 + 5/63 = 83/252

MathStep (Works offline)

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

Related:

© everydaycalculation.com