Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/80 and 8/20

45/80 + 8/20 is 77/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    45/80 = 45 × 1/80 × 1 = 45/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    8/20 = 8 × 4/20 × 4 = 32/80
  4. Add the two like fractions:
    45/80 + 32/80 = 45 + 32/80 = 77/80
  5. So, 45/80 + 8/20 = 77/80

MathStep (Works offline)

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

Related:

© everydaycalculation.com