Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 2/7 and 9/10

2/7 + 9/10 is 83/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70
  2. For the 1st fraction, since 7 × 10 = 70,
    2/7 = 2 × 10/7 × 10 = 20/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    9/10 = 9 × 7/10 × 7 = 63/70
  4. Add the two fractions:
    20/70 + 63/70 = 20 + 63/70 = 83/70
  5. In mixed form: 113/70

Related:

© everydaycalculation.com