Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 42/63 from 28/4

1st number: 7 0/4, 2nd number: 42/63

28/4 - 42/63 is 19/3.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 63 is 252

    Next, find the equivalent fraction of both fractional numbers with denominator 252
  2. For the 1st fraction, since 4 × 63 = 252,
    28/4 = 28 × 63/4 × 63 = 1764/252
  3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
    42/63 = 42 × 4/63 × 4 = 168/252
  4. Subtract the two like fractions:
    1764/252 - 168/252 = 1764 - 168/252 = 1596/252
  5. After reducing the fraction, the answer is 19/3
  6. In mixed form: 61/3

MathStep (Works offline)

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

Related:

© everydaycalculation.com