Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/56 and 15/7

1st number: 3/56, 2nd number: 2 1/7

3/56 + 15/7 is 123/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 7 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 56 × 1 = 56,
    3/56 = 3 × 1/56 × 1 = 3/56
  3. Likewise, for the 2nd fraction, since 7 × 8 = 56,
    15/7 = 15 × 8/7 × 8 = 120/56
  4. Add the two like fractions:
    3/56 + 120/56 = 3 + 120/56 = 123/56
  5. So, 3/56 + 15/7 = 123/56
    In mixed form: 211/56

MathStep (Works offline)

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

Related:

© everydaycalculation.com