Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 72/90 and 50/72

72/90 + 50/72 is 269/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 72 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 72 × 5 = 360,
    50/72 = 50 × 5/72 × 5 = 250/360
  4. Add the two like fractions:
    288/360 + 250/360 = 288 + 250/360 = 538/360
  5. 538/360 simplified gives 269/180
  6. So, 72/90 + 50/72 = 269/180
    In mixed form: 189/180

MathStep (Works offline)

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

Related:

© everydaycalculation.com