Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 10/25 from 7/45

7/45 - 10/25 is -11/45.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 25 is 225

    Next, find the equivalent fraction of both fractional numbers with denominator 225
  2. For the 1st fraction, since 45 × 5 = 225,
    7/45 = 7 × 5/45 × 5 = 35/225
  3. Likewise, for the 2nd fraction, since 25 × 9 = 225,
    10/25 = 10 × 9/25 × 9 = 90/225
  4. Subtract the two like fractions:
    35/225 - 90/225 = 35 - 90/225 = -55/225
  5. After reducing the fraction, the answer is -11/45

MathStep (Works offline)

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

Related:

© everydaycalculation.com