Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 15/70 from 63/3

1st number: 21 0/3, 2nd number: 15/70

63/3 - 15/70 is 291/14.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 70 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 3 × 70 = 210,
    63/3 = 63 × 70/3 × 70 = 4410/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    15/70 = 15 × 3/70 × 3 = 45/210
  4. Subtract the two like fractions:
    4410/210 - 45/210 = 4410 - 45/210 = 4365/210
  5. After reducing the fraction, the answer is 291/14
  6. In mixed form: 2011/14

MathStep (Works offline)

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

Related:

© everydaycalculation.com