Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/3 and 6/7

1st number: 30 0/3, 2nd number: 6/7

90/3 + 6/7 is 216/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 7 is 21

    Next, find the equivalent fraction of both fractional numbers with denominator 21
  2. For the 1st fraction, since 3 × 7 = 21,
    90/3 = 90 × 7/3 × 7 = 630/21
  3. Likewise, for the 2nd fraction, since 7 × 3 = 21,
    6/7 = 6 × 3/7 × 3 = 18/21
  4. Add the two like fractions:
    630/21 + 18/21 = 630 + 18/21 = 648/21
  5. 648/21 simplified gives 216/7
  6. So, 90/3 + 6/7 = 216/7
    In mixed form: 306/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com