Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 4/7 from 15/5

1st number: 3 0/5, 2nd number: 4/7

15/5 - 4/7 is 17/7.

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,
    15/5 = 15 × 7/5 × 7 = 105/35
  3. Likewise, for the 2nd fraction, since 7 × 5 = 35,
    4/7 = 4 × 5/7 × 5 = 20/35
  4. Subtract the two like fractions:
    105/35 - 20/35 = 105 - 20/35 = 85/35
  5. After reducing the fraction, the answer is 17/7
  6. In mixed form: 23/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com