Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 70/84 from 98/30

1st number: 3 8/30, 2nd number: 70/84

98/30 - 70/84 is 73/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 30 × 14 = 420,
    98/30 = 98 × 14/30 × 14 = 1372/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    70/84 = 70 × 5/84 × 5 = 350/420
  4. Subtract the two like fractions:
    1372/420 - 350/420 = 1372 - 350/420 = 1022/420
  5. After reducing the fraction, the answer is 73/30
  6. In mixed form: 213/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com