Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 16/42 and 18/72

16/42 + 18/72 is 53/84.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 72 is 504
  2. For the 1st fraction, since 42 × 12 = 504,
    16/42 = 16 × 12/42 × 12 = 192/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    18/72 = 18 × 7/72 × 7 = 126/504
  4. Add the two fractions:
    192/504 + 126/504 = 192 + 126/504 = 318/504
  5. After reducing the fraction, the answer is 53/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com