Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 7/8 and 8/9

7/8 + 8/9 is 127/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    7/8 = 7 × 9/8 × 9 = 63/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    8/9 = 8 × 8/9 × 8 = 64/72
  4. Add the two fractions:
    63/72 + 64/72 = 63 + 64/72 = 127/72
  5. So, 7/8 + 8/9 = 127/72
    In mixed form: 155/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com