Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 40/30 from 12/25

1st number: 12/25, 2nd number: 1 10/30

12/25 - 40/30 is -64/75.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 30 is 150

    Next, find the equivalent fraction of both fractional numbers with denominator 150
  2. For the 1st fraction, since 25 × 6 = 150,
    12/25 = 12 × 6/25 × 6 = 72/150
  3. Likewise, for the 2nd fraction, since 30 × 5 = 150,
    40/30 = 40 × 5/30 × 5 = 200/150
  4. Subtract the two like fractions:
    72/150 - 200/150 = 72 - 200/150 = -128/150
  5. After reducing the fraction, the answer is -64/75

MathStep (Works offline)

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

Related:

© everydaycalculation.com