Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/42 from 27/8

1st number: 3 3/8, 2nd number: 1/42

27/8 - 1/42 is 563/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    27/8 = 27 × 21/8 × 21 = 567/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    1/42 = 1 × 4/42 × 4 = 4/168
  4. Subtract the two like fractions:
    567/168 - 4/168 = 567 - 4/168 = 563/168
  5. In mixed form: 359/168

MathStep (Works offline)

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

Related:

© everydaycalculation.com