Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 8/28 from 1/70

1/70 - 8/28 is -19/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 28 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 70 × 2 = 140,
    1/70 = 1 × 2/70 × 2 = 2/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    8/28 = 8 × 5/28 × 5 = 40/140
  4. Subtract the two like fractions:
    2/140 - 40/140 = 2 - 40/140 = -38/140
  5. After reducing the fraction, the answer is -19/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com