Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/4 and 5/14

1st number: 5 1/4, 2nd number: 5/14

21/4 + 5/14 is 157/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 14 is 28

    Next, find the equivalent fraction of both fractional numbers with denominator 28
  2. For the 1st fraction, since 4 × 7 = 28,
    21/4 = 21 × 7/4 × 7 = 147/28
  3. Likewise, for the 2nd fraction, since 14 × 2 = 28,
    5/14 = 5 × 2/14 × 2 = 10/28
  4. Add the two like fractions:
    147/28 + 10/28 = 147 + 10/28 = 157/28
  5. So, 21/4 + 5/14 = 157/28
    In mixed form: 517/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com