Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/15 and 45/9

1st number: 4 10/15, 2nd number: 5 0/9

70/15 + 45/9 is 29/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    70/15 = 70 × 3/15 × 3 = 210/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    45/9 = 45 × 5/9 × 5 = 225/45
  4. Add the two like fractions:
    210/45 + 225/45 = 210 + 225/45 = 435/45
  5. 435/45 simplified gives 29/3
  6. So, 70/15 + 45/9 = 29/3
    In mixed form: 92/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com