Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/2 and 4/8

1st number: 21 0/2, 2nd number: 4/8

42/2 + 4/8 is 43/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 8 is 8

    Next, find the equivalent fraction of both fractional numbers with denominator 8
  2. For the 1st fraction, since 2 × 4 = 8,
    42/2 = 42 × 4/2 × 4 = 168/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    4/8 = 4 × 1/8 × 1 = 4/8
  4. Add the two like fractions:
    168/8 + 4/8 = 168 + 4/8 = 172/8
  5. 172/8 simplified gives 43/2
  6. So, 42/2 + 4/8 = 43/2
    In mixed form: 211/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com