Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 6/70 from 70/80

70/80 - 6/70 is 221/280.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 70 is 560
  2. For the 1st fraction, since 80 × 7 = 560,
    70/80 = 70 × 7/80 × 7 = 490/560
  3. Likewise, for the 2nd fraction, since 70 × 8 = 560,
    6/70 = 6 × 8/70 × 8 = 48/560
  4. Subtract the two fractions:
    490/560 - 48/560 = 490 - 48/560 = 442/560
  5. After reducing the fraction, the answer is 221/280

MathStep (Works offline)

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

Related:

© everydaycalculation.com