Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/90 and 60/75

28/90 + 60/75 is 10/9.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 75 is 450

    Next, find the equivalent fraction of both fractional numbers with denominator 450
  2. For the 1st fraction, since 90 × 5 = 450,
    28/90 = 28 × 5/90 × 5 = 140/450
  3. Likewise, for the 2nd fraction, since 75 × 6 = 450,
    60/75 = 60 × 6/75 × 6 = 360/450
  4. Add the two like fractions:
    140/450 + 360/450 = 140 + 360/450 = 500/450
  5. 500/450 simplified gives 10/9
  6. So, 28/90 + 60/75 = 10/9
    In mixed form: 11/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com