Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 75/90 and 36/40

75/90 + 36/40 is 26/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    75/90 = 75 × 4/90 × 4 = 300/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    36/40 = 36 × 9/40 × 9 = 324/360
  4. Add the two like fractions:
    300/360 + 324/360 = 300 + 324/360 = 624/360
  5. 624/360 simplified gives 26/15
  6. So, 75/90 + 36/40 = 26/15
    In mixed form: 111/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com