Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 75/8 and 21/9

1st number: 9 3/8, 2nd number: 2 3/9

75/8 + 21/9 is 281/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 8 × 9 = 72,
    75/8 = 75 × 9/8 × 9 = 675/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    21/9 = 21 × 8/9 × 8 = 168/72
  4. Add the two like fractions:
    675/72 + 168/72 = 675 + 168/72 = 843/72
  5. 843/72 simplified gives 281/24
  6. So, 75/8 + 21/9 = 281/24
    In mixed form: 1117/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com