Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 2/3 and 5/7

2/3 + 5/7 is 29/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21
  2. For the 1st fraction, since 3 × 7 = 21,
    2/3 = 2 × 7/3 × 7 = 14/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    5/7 = 5 × 3/7 × 3 = 15/21
  4. Add the two fractions:
    14/21 + 15/21 = 14 + 15/21 = 29/21
  5. In mixed form: 18/21

Related:

© everydaycalculation.com