Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/3 and 90/7

1st number: 8 1/3, 2nd number: 12 6/7

25/3 + 90/7 is 445/21.

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,
    25/3 = 25 × 7/3 × 7 = 175/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    90/7 = 90 × 3/7 × 3 = 270/21
  4. Add the two fractions:
    175/21 + 270/21 = 175 + 270/21 = 445/21
  5. So, 25/3 + 90/7 = 445/21
    In mixed form: 214/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com