Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 63/27 from 42/2

1st number: 21 0/2, 2nd number: 2 9/27

42/2 - 63/27 is 56/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 27 is 54
  2. For the 1st fraction, since 2 × 27 = 54,
    42/2 = 42 × 27/2 × 27 = 1134/54
  3. Likewise, for the 2nd fraction, since 27 × 2 = 54,
    63/27 = 63 × 2/27 × 2 = 126/54
  4. Subtract the two fractions:
    1134/54 - 126/54 = 1134 - 126/54 = 1008/54
  5. After reducing the fraction, the answer is 56/3
  6. In mixed form: 182/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com