Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/2 and 36/84

1st number: 10 1/2, 2nd number: 36/84

21/2 + 36/84 is 153/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 84 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 2 × 42 = 84,
    21/2 = 21 × 42/2 × 42 = 882/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    36/84 = 36 × 1/84 × 1 = 36/84
  4. Add the two like fractions:
    882/84 + 36/84 = 882 + 36/84 = 918/84
  5. 918/84 simplified gives 153/14
  6. So, 21/2 + 36/84 = 153/14
    In mixed form: 1013/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com