Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 70/15 from 98/28

1st number: 3 14/28, 2nd number: 4 10/15

98/28 - 70/15 is -7/6.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 15 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 28 × 15 = 420,
    98/28 = 98 × 15/28 × 15 = 1470/420
  3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
    70/15 = 70 × 28/15 × 28 = 1960/420
  4. Subtract the two like fractions:
    1470/420 - 1960/420 = 1470 - 1960/420 = -490/420
  5. After reducing the fraction, the answer is -7/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com