Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 27/10 from 2/4

1st number: 2/4, 2nd number: 2 7/10

2/4 - 27/10 is -11/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    2/4 = 2 × 5/4 × 5 = 10/20
  3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
    27/10 = 27 × 2/10 × 2 = 54/20
  4. Subtract the two like fractions:
    10/20 - 54/20 = 10 - 54/20 = -44/20
  5. After reducing the fraction, the answer is -11/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com