Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 75/12 and 90/56

1st number: 6 3/12, 2nd number: 1 34/56

75/12 + 90/56 is 55/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 56 is 168
  2. For the 1st fraction, since 12 × 14 = 168,
    75/12 = 75 × 14/12 × 14 = 1050/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    90/56 = 90 × 3/56 × 3 = 270/168
  4. Add the two fractions:
    1050/168 + 270/168 = 1050 + 270/168 = 1320/168
  5. 1320/168 simplified gives 55/7
  6. So, 75/12 + 90/56 = 55/7
    In mixed form: 76/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com