Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/10 from 70/15

1st number: 4 10/15, 2nd number: 3/10

70/15 - 3/10 is 131/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 10 is 30

    Next, find the equivalent fraction of both fractional numbers with denominator 30
  2. For the 1st fraction, since 15 × 2 = 30,
    70/15 = 70 × 2/15 × 2 = 140/30
  3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
    3/10 = 3 × 3/10 × 3 = 9/30
  4. Subtract the two like fractions:
    140/30 - 9/30 = 140 - 9/30 = 131/30
  5. In mixed form: 411/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com