Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/2 and 6/18

1st number: 10 1/2, 2nd number: 6/18

21/2 + 6/18 is 65/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 18 is 18

    Next, find the equivalent fraction of both fractional numbers with denominator 18
  2. For the 1st fraction, since 2 × 9 = 18,
    21/2 = 21 × 9/2 × 9 = 189/18
  3. Likewise, for the 2nd fraction, since 18 × 1 = 18,
    6/18 = 6 × 1/18 × 1 = 6/18
  4. Add the two like fractions:
    189/18 + 6/18 = 189 + 6/18 = 195/18
  5. 195/18 simplified gives 65/6
  6. So, 21/2 + 6/18 = 65/6
    In mixed form: 105/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com