Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 50/48 from 40/70

1st number: 40/70, 2nd number: 1 2/48

40/70 - 50/48 is -79/168.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 48 is 1680

    Next, find the equivalent fraction of both fractional numbers with denominator 1680
  2. For the 1st fraction, since 70 × 24 = 1680,
    40/70 = 40 × 24/70 × 24 = 960/1680
  3. Likewise, for the 2nd fraction, since 48 × 35 = 1680,
    50/48 = 50 × 35/48 × 35 = 1750/1680
  4. Subtract the two like fractions:
    960/1680 - 1750/1680 = 960 - 1750/1680 = -790/1680
  5. After reducing the fraction, the answer is -79/168

MathStep (Works offline)

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

Related:

© everydaycalculation.com