Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/90 and 9/24

72/90 + 9/24 is 47/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 24 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    72/90 = 72 × 4/90 × 4 = 288/360
  3. Likewise, for the 2nd fraction, since 24 × 15 = 360,
    9/24 = 9 × 15/24 × 15 = 135/360
  4. Add the two like fractions:
    288/360 + 135/360 = 288 + 135/360 = 423/360
  5. 423/360 simplified gives 47/40
  6. So, 72/90 + 9/24 = 47/40
    In mixed form: 17/40

MathStep (Works offline)

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

Related:

© everydaycalculation.com