Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/80 and 6/63

12/80 + 6/63 is 103/420.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 63 is 5040

    Next, find the equivalent fraction of both fractional numbers with denominator 5040
  2. For the 1st fraction, since 80 × 63 = 5040,
    12/80 = 12 × 63/80 × 63 = 756/5040
  3. Likewise, for the 2nd fraction, since 63 × 80 = 5040,
    6/63 = 6 × 80/63 × 80 = 480/5040
  4. Add the two like fractions:
    756/5040 + 480/5040 = 756 + 480/5040 = 1236/5040
  5. 1236/5040 simplified gives 103/420
  6. So, 12/80 + 6/63 = 103/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com