Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/5 from 63/12

1st number: 5 3/12, 2nd number: 3 3/5

63/12 - 18/5 is 33/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 5 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 12 × 5 = 60,
    63/12 = 63 × 5/12 × 5 = 315/60
  3. Likewise, for the 2nd fraction, since 5 × 12 = 60,
    18/5 = 18 × 12/5 × 12 = 216/60
  4. Subtract the two like fractions:
    315/60 - 216/60 = 315 - 216/60 = 99/60
  5. After reducing the fraction, the answer is 33/20
  6. In mixed form: 113/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com