Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 14/12 and 30/70

1st number: 1 2/12, 2nd number: 30/70

14/12 + 30/70 is 67/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 70 is 420
  2. For the 1st fraction, since 12 × 35 = 420,
    14/12 = 14 × 35/12 × 35 = 490/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    30/70 = 30 × 6/70 × 6 = 180/420
  4. Add the two fractions:
    490/420 + 180/420 = 490 + 180/420 = 670/420
  5. After reducing the fraction, the answer is 67/42
  6. In mixed form: 125/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com