Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/4 and 15/5

1st number: 17 2/4, 2nd number: 3 0/5

70/4 + 15/5 is 41/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 5 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 4 × 5 = 20,
    70/4 = 70 × 5/4 × 5 = 350/20
  3. Likewise, for the 2nd fraction, since 5 × 4 = 20,
    15/5 = 15 × 4/5 × 4 = 60/20
  4. Add the two like fractions:
    350/20 + 60/20 = 350 + 60/20 = 410/20
  5. 410/20 simplified gives 41/2
  6. So, 70/4 + 15/5 = 41/2
    In mixed form: 201/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com