Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 56/45 from 3/18

1st number: 3/18, 2nd number: 1 11/45

3/18 - 56/45 is -97/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    3/18 = 3 × 5/18 × 5 = 15/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    56/45 = 56 × 2/45 × 2 = 112/90
  4. Subtract the two like fractions:
    15/90 - 112/90 = 15 - 112/90 = -97/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com