Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/2 and 70/8

1st number: 20 0/2, 2nd number: 8 6/8

40/2 + 70/8 is 115/4.

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,
    40/2 = 40 × 4/2 × 4 = 160/8
  3. Likewise, for the 2nd fraction, since 8 × 1 = 8,
    70/8 = 70 × 1/8 × 1 = 70/8
  4. Add the two like fractions:
    160/8 + 70/8 = 160 + 70/8 = 230/8
  5. 230/8 simplified gives 115/4
  6. So, 40/2 + 70/8 = 115/4
    In mixed form: 283/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com