Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 3/15 and 9/72

3/15 + 9/72 is 13/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 15 × 24 = 360,
    3/15 = 3 × 24/15 × 24 = 72/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    9/72 = 9 × 5/72 × 5 = 45/360
  4. Add the two like fractions:
    72/360 + 45/360 = 72 + 45/360 = 117/360
  5. 117/360 simplified gives 13/40
  6. So, 3/15 + 9/72 = 13/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com