Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/50 from 63/20

1st number: 3 3/20, 2nd number: 18/50

63/20 - 18/50 is 279/100.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 50 is 100

    Next, find the equivalent fraction of both fractional numbers with denominator 100
  2. For the 1st fraction, since 20 × 5 = 100,
    63/20 = 63 × 5/20 × 5 = 315/100
  3. Likewise, for the 2nd fraction, since 50 × 2 = 100,
    18/50 = 18 × 2/50 × 2 = 36/100
  4. Subtract the two like fractions:
    315/100 - 36/100 = 315 - 36/100 = 279/100
  5. In mixed form: 279/100

MathStep (Works offline)

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

Related:

© everydaycalculation.com