Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 4/7 and 7/18

4/7 + 7/18 is 121/126.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 18 is 126

    Next, find the equivalent fraction of both fractional numbers with denominator 126
  2. For the 1st fraction, since 7 × 18 = 126,
    4/7 = 4 × 18/7 × 18 = 72/126
  3. Likewise, for the 2nd fraction, since 18 × 7 = 126,
    7/18 = 7 × 7/18 × 7 = 49/126
  4. Add the two like fractions:
    72/126 + 49/126 = 72 + 49/126 = 121/126
  5. So, 4/7 + 7/18 = 121/126

MathStep (Works offline)

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

Related:

© everydaycalculation.com