Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 20/14 and 4/21

1st number: 1 6/14, 2nd number: 4/21

20/14 + 4/21 is 34/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 21 is 42
  2. For the 1st fraction, since 14 × 3 = 42,
    20/14 = 20 × 3/14 × 3 = 60/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    4/21 = 4 × 2/21 × 2 = 8/42
  4. Add the two fractions:
    60/42 + 8/42 = 60 + 8/42 = 68/42
  5. After reducing the fraction, the answer is 34/21
  6. In mixed form: 113/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com