Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 35/42 from 4/10

4/10 - 35/42 is -13/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 10 × 21 = 210,
    4/10 = 4 × 21/10 × 21 = 84/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    35/42 = 35 × 5/42 × 5 = 175/210
  4. Subtract the two like fractions:
    84/210 - 175/210 = 84 - 175/210 = -91/210
  5. After reducing the fraction, the answer is -13/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com