Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/15 and 7/63

1/15 + 7/63 is 8/45.

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,
    1/15 = 1 × 21/15 × 21 = 21/315
  3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
    7/63 = 7 × 5/63 × 5 = 35/315
  4. Add the two like fractions:
    21/315 + 35/315 = 21 + 35/315 = 56/315
  5. 56/315 simplified gives 8/45
  6. So, 1/15 + 7/63 = 8/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com