Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 25/12 from 1/70

1st number: 1/70, 2nd number: 2 1/12

1/70 - 25/12 is -869/420.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 12 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 70 × 6 = 420,
    1/70 = 1 × 6/70 × 6 = 6/420
  3. Likewise, for the 2nd fraction, since 12 × 35 = 420,
    25/12 = 25 × 35/12 × 35 = 875/420
  4. Subtract the two like fractions:
    6/420 - 875/420 = 6 - 875/420 = -869/420

MathStep (Works offline)

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

Related:

© everydaycalculation.com