Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 35/12 from 21/25

1st number: 21/25, 2nd number: 2 11/12

21/25 - 35/12 is -623/300.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 12 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 25 × 12 = 300,
    21/25 = 21 × 12/25 × 12 = 252/300
  3. Likewise, for the 2nd fraction, since 12 × 25 = 300,
    35/12 = 35 × 25/12 × 25 = 875/300
  4. Subtract the two like fractions:
    252/300 - 875/300 = 252 - 875/300 = -623/300

MathStep (Works offline)

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

Related:

© everydaycalculation.com