Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/6 and 81/42

1st number: 1 3/6, 2nd number: 1 39/42

9/6 + 81/42 is 24/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 42 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 6 × 7 = 42,
    9/6 = 9 × 7/6 × 7 = 63/42
  3. Likewise, for the 2nd fraction, since 42 × 1 = 42,
    81/42 = 81 × 1/42 × 1 = 81/42
  4. Add the two like fractions:
    63/42 + 81/42 = 63 + 81/42 = 144/42
  5. 144/42 simplified gives 24/7
  6. So, 9/6 + 81/42 = 24/7
    In mixed form: 33/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com