Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 42/63 from 4/9

4/9 - 42/63 is -2/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 63 is 63

    Next, find the equivalent fraction of both fractional numbers with denominator 63
  2. For the 1st fraction, since 9 × 7 = 63,
    4/9 = 4 × 7/9 × 7 = 28/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    42/63 = 42 × 1/63 × 1 = 42/63
  4. Subtract the two like fractions:
    28/63 - 42/63 = 28 - 42/63 = -14/63
  5. After reducing the fraction, the answer is -2/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com