Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/21 and 9/50

7/21 + 9/50 is 77/150.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 50 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 21 × 50 = 1050,
    7/21 = 7 × 50/21 × 50 = 350/1050
  3. Likewise, for the 2nd fraction, since 50 × 21 = 1050,
    9/50 = 9 × 21/50 × 21 = 189/1050
  4. Add the two like fractions:
    350/1050 + 189/1050 = 350 + 189/1050 = 539/1050
  5. 539/1050 simplified gives 77/150
  6. So, 7/21 + 9/50 = 77/150

MathStep (Works offline)

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

Related:

© everydaycalculation.com