Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 15/14 and 63/40

1st number: 1 1/14, 2nd number: 1 23/40

15/14 + 63/40 is 741/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280
  2. For the 1st fraction, since 14 × 20 = 280,
    15/14 = 15 × 20/14 × 20 = 300/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    63/40 = 63 × 7/40 × 7 = 441/280
  4. Add the two fractions:
    300/280 + 441/280 = 300 + 441/280 = 741/280
  5. In mixed form: 2181/280

MathStep (Works offline)

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

Related:

© everydaycalculation.com