Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 42/10 from 1/98

1st number: 1/98, 2nd number: 4 2/10

1/98 - 42/10 is -2053/490.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 98 and 10 is 490

    Next, find the equivalent fraction of both fractional numbers with denominator 490
  2. For the 1st fraction, since 98 × 5 = 490,
    1/98 = 1 × 5/98 × 5 = 5/490
  3. Likewise, for the 2nd fraction, since 10 × 49 = 490,
    42/10 = 42 × 49/10 × 49 = 2058/490
  4. Subtract the two like fractions:
    5/490 - 2058/490 = 5 - 2058/490 = -2053/490

MathStep (Works offline)

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

Related:

© everydaycalculation.com