Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/10 from 2/7

2/7 - 7/10 is -29/70.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 10 is 70

    Next, find the equivalent fraction of both fractional numbers with denominator 70
  2. For the 1st fraction, since 7 × 10 = 70,
    2/7 = 2 × 10/7 × 10 = 20/70
  3. Likewise, for the 2nd fraction, since 10 × 7 = 70,
    7/10 = 7 × 7/10 × 7 = 49/70
  4. Subtract the two like fractions:
    20/70 - 49/70 = 20 - 49/70 = -29/70

MathStep (Works offline)

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

Related:

© everydaycalculation.com