Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/90 from 49/28

1st number: 1 21/28, 2nd number: 3/90

49/28 - 3/90 is 103/60.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 90 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 28 × 45 = 1260,
    49/28 = 49 × 45/28 × 45 = 2205/1260
  3. Likewise, for the 2nd fraction, since 90 × 14 = 1260,
    3/90 = 3 × 14/90 × 14 = 42/1260
  4. Subtract the two like fractions:
    2205/1260 - 42/1260 = 2205 - 42/1260 = 2163/1260
  5. After reducing the fraction, the answer is 103/60
  6. In mixed form: 143/60

MathStep (Works offline)

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

Related:

© everydaycalculation.com