Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 84/63 from 40/9

1st number: 4 4/9, 2nd number: 1 21/63

40/9 - 84/63 is 28/9.

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,
    40/9 = 40 × 7/9 × 7 = 280/63
  3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
    84/63 = 84 × 1/63 × 1 = 84/63
  4. Subtract the two like fractions:
    280/63 - 84/63 = 280 - 84/63 = 196/63
  5. After reducing the fraction, the answer is 28/9
  6. In mixed form: 31/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com