Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 63/36 from 21/5

1st number: 4 1/5, 2nd number: 1 27/36

21/5 - 63/36 is 49/20.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 5 × 36 = 180,
    21/5 = 21 × 36/5 × 36 = 756/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    63/36 = 63 × 5/36 × 5 = 315/180
  4. Subtract the two like fractions:
    756/180 - 315/180 = 756 - 315/180 = 441/180
  5. After reducing the fraction, the answer is 49/20
  6. In mixed form: 29/20

MathStep (Works offline)

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

Related:

© everydaycalculation.com