Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 14/8 from 8/42

1st number: 8/42, 2nd number: 1 6/8

8/42 - 14/8 is -131/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 8 is 168
  2. For the 1st fraction, since 42 × 4 = 168,
    8/42 = 8 × 4/42 × 4 = 32/168
  3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
    14/8 = 14 × 21/8 × 21 = 294/168
  4. Subtract the two fractions:
    32/168 - 294/168 = 32 - 294/168 = -262/168
  5. After reducing the fraction, the answer is -131/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com