Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/56 and 3/70

20/56 + 3/70 is 2/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 56 × 5 = 280,
    20/56 = 20 × 5/56 × 5 = 100/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    3/70 = 3 × 4/70 × 4 = 12/280
  4. Add the two like fractions:
    100/280 + 12/280 = 100 + 12/280 = 112/280
  5. 112/280 simplified gives 2/5
  6. So, 20/56 + 3/70 = 2/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com