Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/72 from 10/40

10/40 - 18/72 is 0/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 72 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 72 × 5 = 360,
    18/72 = 18 × 5/72 × 5 = 90/360
  4. Subtract the two like fractions:
    90/360 - 90/360 = 90 - 90/360 = 0/360
  5. The answer is 0

MathStep (Works offline)

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

Related:

© everydaycalculation.com