Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/30 and 75/7

1st number: 12/30, 2nd number: 10 5/7

12/30 + 75/7 is 389/35.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 7 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    12/30 = 12 × 7/30 × 7 = 84/210
  3. Likewise, for the 2nd fraction, since 7 × 30 = 210,
    75/7 = 75 × 30/7 × 30 = 2250/210
  4. Add the two like fractions:
    84/210 + 2250/210 = 84 + 2250/210 = 2334/210
  5. 2334/210 simplified gives 389/35
  6. So, 12/30 + 75/7 = 389/35
    In mixed form: 114/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com