Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/32 and 30/81

20/32 + 30/81 is 215/216.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 81 is 2592

    Next, find the equivalent fraction of both fractional numbers with denominator 2592
  2. For the 1st fraction, since 32 × 81 = 2592,
    20/32 = 20 × 81/32 × 81 = 1620/2592
  3. Likewise, for the 2nd fraction, since 81 × 32 = 2592,
    30/81 = 30 × 32/81 × 32 = 960/2592
  4. Add the two like fractions:
    1620/2592 + 960/2592 = 1620 + 960/2592 = 2580/2592
  5. 2580/2592 simplified gives 215/216
  6. So, 20/32 + 30/81 = 215/216

MathStep (Works offline)

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

Related:

© everydaycalculation.com