Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 70/7 from 2/5

1st number: 2/5, 2nd number: 10 0/7

2/5 - 70/7 is -48/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 7 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    2/5 = 2 × 7/5 × 7 = 14/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    70/7 = 70 × 5/7 × 5 = 350/35
  4. Subtract the two like fractions:
    14/35 - 350/35 = 14 - 350/35 = -336/35
  5. After reducing the fraction, the answer is -48/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com