Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 35/21 from 1/2

1st number: 1/2, 2nd number: 1 14/21

1/2 - 35/21 is -7/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 21 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 42
  2. For the 1st fraction, since 2 × 21 = 42,
    1/2 = 1 × 21/2 × 21 = 21/42
  3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
    35/21 = 35 × 2/21 × 2 = 70/42
  4. Subtract the two like fractions:
    21/42 - 70/42 = 21 - 70/42 = -49/42
  5. After reducing the fraction, the answer is -7/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com