Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 12/90 from 7/16

7/16 - 12/90 is 73/240.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 16 and 90 is 720

    Next, find the equivalent fraction of both fractional numbers with denominator 720
  2. For the 1st fraction, since 16 × 45 = 720,
    7/16 = 7 × 45/16 × 45 = 315/720
  3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
    12/90 = 12 × 8/90 × 8 = 96/720
  4. Subtract the two like fractions:
    315/720 - 96/720 = 315 - 96/720 = 219/720
  5. After reducing the fraction, the answer is 73/240

MathStep (Works offline)

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

Related:

© everydaycalculation.com