Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 90/12 and 30/56

1st number: 7 6/12, 2nd number: 30/56

90/12 + 30/56 is 225/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 56 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 12 × 14 = 168,
    90/12 = 90 × 14/12 × 14 = 1260/168
  3. Likewise, for the 2nd fraction, since 56 × 3 = 168,
    30/56 = 30 × 3/56 × 3 = 90/168
  4. Add the two like fractions:
    1260/168 + 90/168 = 1260 + 90/168 = 1350/168
  5. 1350/168 simplified gives 225/28
  6. So, 90/12 + 30/56 = 225/28
    In mixed form: 81/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com