Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 10/70 from 2/15

2/15 - 10/70 is -1/105.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    2/15 = 2 × 14/15 × 14 = 28/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    10/70 = 10 × 3/70 × 3 = 30/210
  4. Subtract the two like fractions:
    28/210 - 30/210 = 28 - 30/210 = -2/210
  5. After reducing the fraction, the answer is -1/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com