Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 54/14 and 12/30

1st number: 3 12/14, 2nd number: 12/30

54/14 + 12/30 is 149/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 30 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 14 × 15 = 210,
    54/14 = 54 × 15/14 × 15 = 810/210
  3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
    12/30 = 12 × 7/30 × 7 = 84/210
  4. Add the two like fractions:
    810/210 + 84/210 = 810 + 84/210 = 894/210
  5. 894/210 simplified gives 149/35
  6. So, 54/14 + 12/30 = 149/35
    In mixed form: 49/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com