Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 25/18 from 10/40

1st number: 10/40, 2nd number: 1 7/18

10/40 - 25/18 is -41/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 18 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    10/40 = 10 × 9/40 × 9 = 90/360
  3. Likewise, for the 2nd fraction, since 18 × 20 = 360,
    25/18 = 25 × 20/18 × 20 = 500/360
  4. Subtract the two like fractions:
    90/360 - 500/360 = 90 - 500/360 = -410/360
  5. After reducing the fraction, the answer is -41/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com