Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 90/9 and 45/8

1st number: 10 0/9, 2nd number: 5 5/8

90/9 + 45/8 is 125/8.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 8 is 72
  2. For the 1st fraction, since 9 × 8 = 72,
    90/9 = 90 × 8/9 × 8 = 720/72
  3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
    45/8 = 45 × 9/8 × 9 = 405/72
  4. Add the two fractions:
    720/72 + 405/72 = 720 + 405/72 = 1125/72
  5. After reducing the fraction, the answer is 125/8
  6. In mixed form: 155/8

MathStep (Works offline)

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

Related:

© everydaycalculation.com