Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 5/45 from 1/72

1/72 - 5/45 is -7/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    1/72 = 1 × 5/72 × 5 = 5/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    5/45 = 5 × 8/45 × 8 = 40/360
  4. Subtract the two like fractions:
    5/360 - 40/360 = 5 - 40/360 = -35/360
  5. After reducing the fraction, the answer is -7/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com