Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/81 from 2/35

2/35 - 3/81 is 19/945.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 81 is 2835
  2. For the 1st fraction, since 35 × 81 = 2835,
    2/35 = 2 × 81/35 × 81 = 162/2835
  3. Likewise, for the 2nd fraction, since 81 × 35 = 2835,
    3/81 = 3 × 35/81 × 35 = 105/2835
  4. Subtract the two fractions:
    162/2835 - 105/2835 = 162 - 105/2835 = 57/2835
  5. After reducing the fraction, the answer is 19/945

MathStep (Works offline)

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

Related:

© everydaycalculation.com