Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 45/25 and 70/30

1st number: 1 20/25, 2nd number: 2 10/30

45/25 + 70/30 is 62/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 30 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 25 × 6 = 150,
    45/25 = 45 × 6/25 × 6 = 270/150
  3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
    70/30 = 70 × 5/30 × 5 = 350/150
  4. Add the two like fractions:
    270/150 + 350/150 = 270 + 350/150 = 620/150
  5. 620/150 simplified gives 62/15
  6. So, 45/25 + 70/30 = 62/15
    In mixed form: 42/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com