Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 18/63 from 18/8

1st number: 2 2/8, 2nd number: 18/63

18/8 - 18/63 is 55/28.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 8 × 63 = 504,
    18/8 = 18 × 63/8 × 63 = 1134/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    18/63 = 18 × 8/63 × 8 = 144/504
  4. Subtract the two like fractions:
    1134/504 - 144/504 = 1134 - 144/504 = 990/504
  5. After reducing the fraction, the answer is 55/28
  6. In mixed form: 127/28

MathStep (Works offline)

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

Related:

© everydaycalculation.com