Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Subtract fractions

Subtract 3/64 from 21/25

21/25 - 3/64 is 1269/1600.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 64 is 1600

    Next, find the equivalent fraction of both fractional numbers with denominator 1600
  2. For the 1st fraction, since 25 × 64 = 1600,
    21/25 = 21 × 64/25 × 64 = 1344/1600
  3. Likewise, for the 2nd fraction, since 64 × 25 = 1600,
    3/64 = 3 × 25/64 × 25 = 75/1600
  4. Subtract the two like fractions:
    1344/1600 - 75/1600 = 1344 - 75/1600 = 1269/1600

MathStep (Works offline)

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

Related:

© everydaycalculation.com