Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 7/80 from 7/75

7/75 - 7/80 is 7/1200.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 80 is 1200
  2. For the 1st fraction, since 75 × 16 = 1200,
    7/75 = 7 × 16/75 × 16 = 112/1200
  3. Likewise, for the 2nd fraction, since 80 × 15 = 1200,
    7/80 = 7 × 15/80 × 15 = 105/1200
  4. Subtract the two fractions:
    112/1200 - 105/1200 = 112 - 105/1200 = 7/1200

MathStep (Works offline)

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

Related:

© everydaycalculation.com