Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 75/54 from 7/75

1st number: 7/75, 2nd number: 1 21/54

7/75 - 75/54 is -583/450.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 54 is 1350
  2. For the 1st fraction, since 75 × 18 = 1350,
    7/75 = 7 × 18/75 × 18 = 126/1350
  3. Likewise, for the 2nd fraction, since 54 × 25 = 1350,
    75/54 = 75 × 25/54 × 25 = 1875/1350
  4. Subtract the two fractions:
    126/1350 - 1875/1350 = 126 - 1875/1350 = -1749/1350
  5. After reducing the fraction, the answer is -583/450

MathStep (Works offline)

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

Related:

© everydaycalculation.com