Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/21 and 4/25

1/21 + 4/25 is 109/525.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 25 is 525

    Next, find the equivalent fraction of both fractional numbers with denominator 525
  2. For the 1st fraction, since 21 × 25 = 525,
    1/21 = 1 × 25/21 × 25 = 25/525
  3. Likewise, for the 2nd fraction, since 25 × 21 = 525,
    4/25 = 4 × 21/25 × 21 = 84/525
  4. Add the two like fractions:
    25/525 + 84/525 = 25 + 84/525 = 109/525
  5. So, 1/21 + 4/25 = 109/525

MathStep (Works offline)

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

Related:

© everydaycalculation.com