Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/15 and 49/63

10/15 + 49/63 is 13/9.

Steps for adding 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,
    10/15 = 10 × 21/15 × 21 = 210/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    49/63 = 49 × 5/63 × 5 = 245/315
  4. Add the two like fractions:
    210/315 + 245/315 = 210 + 245/315 = 455/315
  5. 455/315 simplified gives 13/9
  6. So, 10/15 + 49/63 = 13/9
    In mixed form: 14/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com