Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 10/49 from 4/70

4/70 - 10/49 is -36/245.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 49 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 70 × 7 = 490,
    4/70 = 4 × 7/70 × 7 = 28/490
  3. Likewise, for the 2nd fraction, since 49 × 10 = 490,
    10/49 = 10 × 10/49 × 10 = 100/490
  4. Subtract the two like fractions:
    28/490 - 100/490 = 28 - 100/490 = -72/490
  5. After reducing the fraction, the answer is -36/245

MathStep (Works offline)

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

Related:

© everydaycalculation.com