Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 25/9 from 12/5

1st number: 2 2/5, 2nd number: 2 7/9

12/5 - 25/9 is -17/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 5 × 9 = 45,
    12/5 = 12 × 9/5 × 9 = 108/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    25/9 = 25 × 5/9 × 5 = 125/45
  4. Subtract the two like fractions:
    108/45 - 125/45 = 108 - 125/45 = -17/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com