Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/6 and 10/21

1st number: 1 4/6, 2nd number: 10/21

10/6 + 10/21 is 15/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 21 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 6 × 7 = 42,
    10/6 = 10 × 7/6 × 7 = 70/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    10/21 = 10 × 2/21 × 2 = 20/42
  4. Add the two like fractions:
    70/42 + 20/42 = 70 + 20/42 = 90/42
  5. 90/42 simplified gives 15/7
  6. So, 10/6 + 10/21 = 15/7
    In mixed form: 21/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com