Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 3/81 from 6/25

6/25 - 3/81 is 137/675.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 81 is 2025
  2. For the 1st fraction, since 25 × 81 = 2025,
    6/25 = 6 × 81/25 × 81 = 486/2025
  3. Likewise, for the 2nd fraction, since 81 × 25 = 2025,
    3/81 = 3 × 25/81 × 25 = 75/2025
  4. Subtract the two fractions:
    486/2025 - 75/2025 = 486 - 75/2025 = 411/2025
  5. After reducing the fraction, the answer is 137/675

MathStep (Works offline)

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

Related:

© everydaycalculation.com