Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 70/7 and 4/8

1st number: 10 0/7, 2nd number: 4/8

70/7 + 4/8 is 21/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 8 is 56
  2. For the 1st fraction, since 7 × 8 = 56,
    70/7 = 70 × 8/7 × 8 = 560/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    4/8 = 4 × 7/8 × 7 = 28/56
  4. Add the two fractions:
    560/56 + 28/56 = 560 + 28/56 = 588/56
  5. 588/56 simplified gives 21/2
  6. So, 70/7 + 4/8 = 21/2
    In mixed form: 101/2

MathStep (Works offline)

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

Related:

© everydaycalculation.com