Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 5/8 and 80/90

5/8 + 80/90 is 109/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    5/8 = 5 × 45/8 × 45 = 225/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    80/90 = 80 × 4/90 × 4 = 320/360
  4. Add the two like fractions:
    225/360 + 320/360 = 225 + 320/360 = 545/360
  5. 545/360 simplified gives 109/72
  6. So, 5/8 + 80/90 = 109/72
    In mixed form: 137/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com