Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 10/20 and 81/32

1st number: 10/20, 2nd number: 2 17/32

10/20 + 81/32 is 97/32.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 32 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 20 × 8 = 160,
    10/20 = 10 × 8/20 × 8 = 80/160
  3. Likewise, for the 2nd fraction, since 32 × 5 = 160,
    81/32 = 81 × 5/32 × 5 = 405/160
  4. Add the two like fractions:
    80/160 + 405/160 = 80 + 405/160 = 485/160
  5. 485/160 simplified gives 97/32
  6. So, 10/20 + 81/32 = 97/32
    In mixed form: 31/32

MathStep (Works offline)

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

Related:

© everydaycalculation.com