Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 9/42 and 6/72

9/42 + 6/72 is 25/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 42 × 12 = 504,
    9/42 = 9 × 12/42 × 12 = 108/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    6/72 = 6 × 7/72 × 7 = 42/504
  4. Add the two like fractions:
    108/504 + 42/504 = 108 + 42/504 = 150/504
  5. 150/504 simplified gives 25/84
  6. So, 9/42 + 6/72 = 25/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com