Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 12/9 from 7/24

1st number: 7/24, 2nd number: 1 3/9

7/24 - 12/9 is -25/24.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 24 and 9 is 72

    Next, find the equivalent fraction of both fractional numbers with denominator 72
  2. For the 1st fraction, since 24 × 3 = 72,
    7/24 = 7 × 3/24 × 3 = 21/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    12/9 = 12 × 8/9 × 8 = 96/72
  4. Subtract the two like fractions:
    21/72 - 96/72 = 21 - 96/72 = -75/72
  5. After reducing the fraction, the answer is -25/24

MathStep (Works offline)

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

Related:

© everydaycalculation.com