Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 98/63 from 15/8

1st number: 1 7/8, 2nd number: 1 35/63

15/8 - 98/63 is 23/72.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 63 is 504
  2. For the 1st fraction, since 8 × 63 = 504,
    15/8 = 15 × 63/8 × 63 = 945/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    98/63 = 98 × 8/63 × 8 = 784/504
  4. Subtract the two fractions:
    945/504 - 784/504 = 945 - 784/504 = 161/504
  5. After reducing the fraction, the answer is 23/72

MathStep (Works offline)

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

Related:

© everydaycalculation.com