Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 10/70 and 20/75

10/70 + 20/75 is 43/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 75 is 1050
  2. For the 1st fraction, since 70 × 15 = 1050,
    10/70 = 10 × 15/70 × 15 = 150/1050
  3. Likewise, for the 2nd fraction, since 75 × 14 = 1050,
    20/75 = 20 × 14/75 × 14 = 280/1050
  4. Add the two fractions:
    150/1050 + 280/1050 = 150 + 280/1050 = 430/1050
  5. After reducing the fraction, the answer is 43/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com