Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/84 from 7/6

1st number: 1 1/6, 2nd number: 18/84

7/6 - 18/84 is 20/21.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 6 and 84 is 84

    Next, find the equivalent fraction of both fractional numbers with denominator 84
  2. For the 1st fraction, since 6 × 14 = 84,
    7/6 = 7 × 14/6 × 14 = 98/84
  3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
    18/84 = 18 × 1/84 × 1 = 18/84
  4. Subtract the two like fractions:
    98/84 - 18/84 = 98 - 18/84 = 80/84
  5. After reducing the fraction, the answer is 20/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com