Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 32/18 from 4/40

1st number: 4/40, 2nd number: 1 14/18

4/40 - 32/18 is -151/90.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 18 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 40 × 9 = 360,
    4/40 = 4 × 9/40 × 9 = 36/360
  3. Likewise, for the 2nd fraction, since 18 × 20 = 360,
    32/18 = 32 × 20/18 × 20 = 640/360
  4. Subtract the two like fractions:
    36/360 - 640/360 = 36 - 640/360 = -604/360
  5. After reducing the fraction, the answer is -151/90

MathStep (Works offline)

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

Related:

© everydaycalculation.com