Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 70/4 and 40/10

1st number: 17 2/4, 2nd number: 4 0/10

70/4 + 40/10 is 43/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 10 is 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 10 × 2 = 20,
    40/10 = 40 × 2/10 × 2 = 80/20
  4. Add the two fractions:
    350/20 + 80/20 = 350 + 80/20 = 430/20
  5. After reducing the fraction, the answer is 43/2
  6. 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