Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/8 and 50/42

1st number: 2 4/8, 2nd number: 1 8/42

20/8 + 50/42 is 155/42.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 42 is 168

    Next, find the equivalent fraction of both fractional numbers with denominator 168
  2. For the 1st fraction, since 8 × 21 = 168,
    20/8 = 20 × 21/8 × 21 = 420/168
  3. Likewise, for the 2nd fraction, since 42 × 4 = 168,
    50/42 = 50 × 4/42 × 4 = 200/168
  4. Add the two like fractions:
    420/168 + 200/168 = 420 + 200/168 = 620/168
  5. 620/168 simplified gives 155/42
  6. So, 20/8 + 50/42 = 155/42
    In mixed form: 329/42

MathStep (Works offline)

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

Related:

© everydaycalculation.com