Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 30/24 from 4/42

1st number: 4/42, 2nd number: 1 6/24

4/42 - 30/24 is -97/84.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 24 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 42 × 4 = 168,
    4/42 = 4 × 4/42 × 4 = 16/168
  3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
    30/24 = 30 × 7/24 × 7 = 210/168
  4. Subtract the two like fractions:
    16/168 - 210/168 = 16 - 210/168 = -194/168
  5. After reducing the fraction, the answer is -97/84

MathStep (Works offline)

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

Related:

© everydaycalculation.com