Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 15/7 and 4/9

1st number: 2 1/7, 2nd number: 4/9

15/7 + 4/9 is 163/63.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 9 is 63
  2. For the 1st fraction, since 7 × 9 = 63,
    15/7 = 15 × 9/7 × 9 = 135/63
  3. Likewise, for the 2nd fraction, since 9 × 7 = 63,
    4/9 = 4 × 7/9 × 7 = 28/63
  4. Add the two fractions:
    135/63 + 28/63 = 135 + 28/63 = 163/63
  5. So, 15/7 + 4/9 = 163/63
    In mixed form: 237/63

MathStep (Works offline)

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

Related:

© everydaycalculation.com