Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Subtract fractions

Subtract 7/32 from 8/70

8/70 - 7/32 is -117/1120.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 32 is 1120
  2. For the 1st fraction, since 70 × 16 = 1120,
    8/70 = 8 × 16/70 × 16 = 128/1120
  3. Likewise, for the 2nd fraction, since 32 × 35 = 1120,
    7/32 = 7 × 35/32 × 35 = 245/1120
  4. Subtract the two fractions:
    128/1120 - 245/1120 = 128 - 245/1120 = -117/1120

MathStep (Works offline)

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

Related:

© everydaycalculation.com