Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 84/56 and 90/75

1st number: 1 28/56, 2nd number: 1 15/75

84/56 + 90/75 is 27/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 75 is 4200

    Next, find the equivalent fraction of both fractional numbers with denominator 4200
  2. For the 1st fraction, since 56 × 75 = 4200,
    84/56 = 84 × 75/56 × 75 = 6300/4200
  3. Likewise, for the 2nd fraction, since 75 × 56 = 4200,
    90/75 = 90 × 56/75 × 56 = 5040/4200
  4. Add the two like fractions:
    6300/4200 + 5040/4200 = 6300 + 5040/4200 = 11340/4200
  5. 11340/4200 simplified gives 27/10
  6. So, 84/56 + 90/75 = 27/10
    In mixed form: 27/10

MathStep (Works offline)

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

Related:

© everydaycalculation.com