Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/72 and 10/5

1st number: 28/72, 2nd number: 2 0/5

28/72 + 10/5 is 43/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 5 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    28/72 = 28 × 5/72 × 5 = 140/360
  3. Likewise, for the 2nd fraction, since 5 × 72 = 360,
    10/5 = 10 × 72/5 × 72 = 720/360
  4. Add the two like fractions:
    140/360 + 720/360 = 140 + 720/360 = 860/360
  5. 860/360 simplified gives 43/18
  6. So, 28/72 + 10/5 = 43/18
    In mixed form: 27/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com