Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 12/9 from 4/15

1st number: 4/15, 2nd number: 1 3/9

4/15 - 12/9 is -16/15.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 9 is 45

    Next, find the equivalent fraction of both fractional numbers with denominator 45
  2. For the 1st fraction, since 15 × 3 = 45,
    4/15 = 4 × 3/15 × 3 = 12/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    12/9 = 12 × 5/9 × 5 = 60/45
  4. Subtract the two like fractions:
    12/45 - 60/45 = 12 - 60/45 = -48/45
  5. After reducing the fraction, the answer is -16/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com