Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/14 and 28/40

1st number: 4 7/14, 2nd number: 28/40

63/14 + 28/40 is 26/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 14 × 20 = 280,
    63/14 = 63 × 20/14 × 20 = 1260/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    28/40 = 28 × 7/40 × 7 = 196/280
  4. Add the two like fractions:
    1260/280 + 196/280 = 1260 + 196/280 = 1456/280
  5. 1456/280 simplified gives 26/5
  6. So, 63/14 + 28/40 = 26/5
    In mixed form: 51/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com