Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/14 and 9/84

1st number: 3 0/14, 2nd number: 9/84

42/14 + 9/84 is 87/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 84 is 84
  2. For the 1st fraction, since 14 × 6 = 84,
    42/14 = 42 × 6/14 × 6 = 252/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    9/84 = 9 × 1/84 × 1 = 9/84
  4. Add the two fractions:
    252/84 + 9/84 = 252 + 9/84 = 261/84
  5. 261/84 simplified gives 87/28
  6. So, 42/14 + 9/84 = 87/28
    In mixed form: 33/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com