Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/24 and 1/7

21/24 + 1/7 is 57/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 7 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 24 × 7 = 168,
    21/24 = 21 × 7/24 × 7 = 147/168
  3. Likewise, for the 2nd fraction, since 7 × 24 = 168,
    1/7 = 1 × 24/7 × 24 = 24/168
  4. Add the two like fractions:
    147/168 + 24/168 = 147 + 24/168 = 171/168
  5. 171/168 simplified gives 57/56
  6. So, 21/24 + 1/7 = 57/56
    In mixed form: 11/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com