Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 42/24 from 3/45

1st number: 3/45, 2nd number: 1 18/24

3/45 - 42/24 is -101/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 24 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 45 × 8 = 360,
    3/45 = 3 × 8/45 × 8 = 24/360
  3. Likewise, for the 2nd fraction, since 24 × 15 = 360,
    42/24 = 42 × 15/24 × 15 = 630/360
  4. Subtract the two like fractions:
    24/360 - 630/360 = 24 - 630/360 = -606/360
  5. After reducing the fraction, the answer is -101/60

MathStep (Works offline)

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

Related:

© everydaycalculation.com