Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 6/10 from 2/42

2/42 - 6/10 is -58/105.

Steps for subtracting fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 42 × 5 = 210,
    2/42 = 2 × 5/42 × 5 = 10/210
  3. Likewise, for the 2nd fraction, since 10 × 21 = 210,
    6/10 = 6 × 21/10 × 21 = 126/210
  4. Subtract the two like fractions:
    10/210 - 126/210 = 10 - 126/210 = -116/210
  5. After reducing the fraction, the answer is -58/105

MathStep (Works offline)

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

Related:

© everydaycalculation.com