Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 80/45 from 63/4

1st number: 15 3/4, 2nd number: 1 35/45

63/4 - 80/45 is 503/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 45 is 180
  2. For the 1st fraction, since 4 × 45 = 180,
    63/4 = 63 × 45/4 × 45 = 2835/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    80/45 = 80 × 4/45 × 4 = 320/180
  4. Subtract the two fractions:
    2835/180 - 320/180 = 2835 - 320/180 = 2515/180
  5. After reducing the fraction, the answer is 503/36
  6. In mixed form: 1335/36

MathStep (Works offline)

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

Related:

© everydaycalculation.com