Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 28/8 and 81/10

1st number: 3 4/8, 2nd number: 8 1/10

28/8 + 81/10 is 58/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 10 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    28/8 = 28 × 5/8 × 5 = 140/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    81/10 = 81 × 4/10 × 4 = 324/40
  4. Add the two like fractions:
    140/40 + 324/40 = 140 + 324/40 = 464/40
  5. 464/40 simplified gives 58/5
  6. So, 28/8 + 81/10 = 58/5
    In mixed form: 113/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com