Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 25/21 and 4/6

1st number: 1 4/21, 2nd number: 4/6

25/21 + 4/6 is 13/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 6 is 42

    Next, find the equivalent fraction of both fractional numbers with denominator 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 6 × 7 = 42,
    4/6 = 4 × 7/6 × 7 = 28/42
  4. Add the two like fractions:
    50/42 + 28/42 = 50 + 28/42 = 78/42
  5. 78/42 simplified gives 13/7
  6. So, 25/21 + 4/6 = 13/7
    In mixed form: 16/7

MathStep (Works offline)

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

Related:

© everydaycalculation.com