Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 1/25 and 21/42

1/25 + 21/42 is 27/50.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 42 is 1050

    Next, find the equivalent fraction of both fractional numbers with denominator 1050
  2. For the 1st fraction, since 25 × 42 = 1050,
    1/25 = 1 × 42/25 × 42 = 42/1050
  3. Likewise, for the 2nd fraction, since 42 × 25 = 1050,
    21/42 = 21 × 25/42 × 25 = 525/1050
  4. Add the two like fractions:
    42/1050 + 525/1050 = 42 + 525/1050 = 567/1050
  5. 567/1050 simplified gives 27/50
  6. So, 1/25 + 21/42 = 27/50

MathStep (Works offline)

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

Related:

© everydaycalculation.com