Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 20/70 and 90/35

1st number: 20/70, 2nd number: 2 20/35

20/70 + 90/35 is 20/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 35 is 70
  2. For the 1st fraction, since 70 × 1 = 70,
    20/70 = 20 × 1/70 × 1 = 20/70
  3. Likewise, for the 2nd fraction, since 35 × 2 = 70,
    90/35 = 90 × 2/35 × 2 = 180/70
  4. Add the two fractions:
    20/70 + 180/70 = 20 + 180/70 = 200/70
  5. After reducing the fraction, the answer is 20/7
  6. In mixed form: 26/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com