Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 15/80 from 35/9

1st number: 3 8/9, 2nd number: 15/80

35/9 - 15/80 is 533/144.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 80 is 720
  2. For the 1st fraction, since 9 × 80 = 720,
    35/9 = 35 × 80/9 × 80 = 2800/720
  3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
    15/80 = 15 × 9/80 × 9 = 135/720
  4. Subtract the two fractions:
    2800/720 - 135/720 = 2800 - 135/720 = 2665/720
  5. After reducing the fraction, the answer is 533/144
  6. In mixed form: 3101/144

MathStep (Works offline)

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

Related:

© everydaycalculation.com