Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 16/40 from 70/7

1st number: 10 0/7, 2nd number: 16/40

70/7 - 16/40 is 48/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 7 × 40 = 280,
    70/7 = 70 × 40/7 × 40 = 2800/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    16/40 = 16 × 7/40 × 7 = 112/280
  4. Subtract the two like fractions:
    2800/280 - 112/280 = 2800 - 112/280 = 2688/280
  5. After reducing the fraction, the answer is 48/5
  6. In mixed form: 93/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com