Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 49/56 and 12/40

49/56 + 12/40 is 47/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    49/56 = 49 × 5/56 × 5 = 245/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    12/40 = 12 × 7/40 × 7 = 84/280
  4. Add the two like fractions:
    245/280 + 84/280 = 245 + 84/280 = 329/280
  5. 329/280 simplified gives 47/40
  6. So, 49/56 + 12/40 = 47/40
    In mixed form: 17/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com