Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 56/70 and 40/84

56/70 + 40/84 is 134/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    56/70 = 56 × 6/70 × 6 = 336/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    40/84 = 40 × 5/84 × 5 = 200/420
  4. Add the two like fractions:
    336/420 + 200/420 = 336 + 200/420 = 536/420
  5. 536/420 simplified gives 134/105
  6. So, 56/70 + 40/84 = 134/105
    In mixed form: 129/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com