Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/15 from 1/4

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

1/4 - 18/15 is -19/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 15 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 4 × 15 = 60,
    1/4 = 1 × 15/4 × 15 = 15/60
  3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
    18/15 = 18 × 4/15 × 4 = 72/60
  4. Subtract the two like fractions:
    15/60 - 72/60 = 15 - 72/60 = -57/60
  5. After reducing the fraction, the answer is -19/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com