Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 1/70 from 20/8

1st number: 2 4/8, 2nd number: 1/70

20/8 - 1/70 is 87/35.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    20/8 = 20 × 35/8 × 35 = 700/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    1/70 = 1 × 4/70 × 4 = 4/280
  4. Subtract the two like fractions:
    700/280 - 4/280 = 700 - 4/280 = 696/280
  5. After reducing the fraction, the answer is 87/35
  6. In mixed form: 217/35

MathStep (Works offline)

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

Related:

© everydaycalculation.com