Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 7/70 from 12/8

1st number: 1 4/8, 2nd number: 7/70

12/8 - 7/70 is 7/5.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    12/8 = 12 × 35/8 × 35 = 420/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    7/70 = 7 × 4/70 × 4 = 28/280
  4. Subtract the two like fractions:
    420/280 - 28/280 = 420 - 28/280 = 392/280
  5. After reducing the fraction, the answer is 7/5
  6. In mixed form: 12/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com