Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/21 and 18/14

1st number: 1 4/21, 2nd number: 1 4/14

25/21 + 18/14 is 52/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 14 is 42
  2. For the 1st fraction, since 21 × 2 = 42,
    25/21 = 25 × 2/21 × 2 = 50/42
  3. Likewise, for the 2nd fraction, since 14 × 3 = 42,
    18/14 = 18 × 3/14 × 3 = 54/42
  4. Add the two fractions:
    50/42 + 54/42 = 50 + 54/42 = 104/42
  5. 104/42 simplified gives 52/21
  6. So, 25/21 + 18/14 = 52/21
    In mixed form: 210/21

MathStep (Works offline)

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

Related:

© everydaycalculation.com