Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 25/18 from 42/4

1st number: 10 2/4, 2nd number: 1 7/18

42/4 - 25/18 is 82/9.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 18 is 36

    Next, find the equivalent fraction of both fractional numbers with denominator 36
  2. For the 1st fraction, since 4 × 9 = 36,
    42/4 = 42 × 9/4 × 9 = 378/36
  3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
    25/18 = 25 × 2/18 × 2 = 50/36
  4. Subtract the two like fractions:
    378/36 - 50/36 = 378 - 50/36 = 328/36
  5. After reducing the fraction, the answer is 82/9
  6. In mixed form: 91/9

MathStep (Works offline)

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

Related:

© everydaycalculation.com