Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/8 and 49/28

1st number: 9 0/8, 2nd number: 1 21/28

72/8 + 49/28 is 43/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 28 is 56

    Next, find the equivalent fraction of both fractional numbers with denominator 56
  2. For the 1st fraction, since 8 × 7 = 56,
    72/8 = 72 × 7/8 × 7 = 504/56
  3. Likewise, for the 2nd fraction, since 28 × 2 = 56,
    49/28 = 49 × 2/28 × 2 = 98/56
  4. Add the two like fractions:
    504/56 + 98/56 = 504 + 98/56 = 602/56
  5. 602/56 simplified gives 43/4
  6. So, 72/8 + 49/28 = 43/4
    In mixed form: 103/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com