Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/45 from 12/8

1st number: 1 4/8, 2nd number: 3/45

12/8 - 3/45 is 43/30.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    12/8 = 12 × 45/8 × 45 = 540/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    3/45 = 3 × 8/45 × 8 = 24/360
  4. Subtract the two like fractions:
    540/360 - 24/360 = 540 - 24/360 = 516/360
  5. After reducing the fraction, the answer is 43/30
  6. In mixed form: 113/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com