Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/2 and 15/81

1st number: 4 1/2, 2nd number: 15/81

9/2 + 15/81 is 253/54.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 81 is 162

    Next, find the equivalent fraction of both fractional numbers with denominator 162
  2. For the 1st fraction, since 2 × 81 = 162,
    9/2 = 9 × 81/2 × 81 = 729/162
  3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
    15/81 = 15 × 2/81 × 2 = 30/162
  4. Add the two like fractions:
    729/162 + 30/162 = 729 + 30/162 = 759/162
  5. 759/162 simplified gives 253/54
  6. So, 9/2 + 15/81 = 253/54
    In mixed form: 437/54

MathStep (Works offline)

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

Related:

© everydaycalculation.com