Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 40/54 from 45/30

1st number: 1 15/30, 2nd number: 40/54

45/30 - 40/54 is 41/54.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 54 is 270
  2. For the 1st fraction, since 30 × 9 = 270,
    45/30 = 45 × 9/30 × 9 = 405/270
  3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
    40/54 = 40 × 5/54 × 5 = 200/270
  4. Subtract the two fractions:
    405/270 - 200/270 = 405 - 200/270 = 205/270
  5. After reducing the fraction, the answer is 41/54

MathStep (Works offline)

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

Related:

© everydaycalculation.com