Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 10/18 from 42/27

1st number: 1 15/27, 2nd number: 10/18

42/27 - 10/18 is 1/1.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 27 and 18 is 54

    Next, find the equivalent fraction of both fractional numbers with denominator 54
  2. For the 1st fraction, since 27 × 2 = 54,
    42/27 = 42 × 2/27 × 2 = 84/54
  3. Likewise, for the 2nd fraction, since 18 × 3 = 54,
    10/18 = 10 × 3/18 × 3 = 30/54
  4. Subtract the two like fractions:
    84/54 - 30/54 = 84 - 30/54 = 54/54
  5. After reducing the fraction, the answer is 1/1

MathStep (Works offline)

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

Related:

© everydaycalculation.com