Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/2 and 70/81

1st number: 6 0/2, 2nd number: 70/81

12/2 + 70/81 is 556/81.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 81 is 162

    Next, find the equivalent fraction of both fractional numbers with denominator 162
  2. For the 1st fraction, since 2 × 81 = 162,
    12/2 = 12 × 81/2 × 81 = 972/162
  3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
    70/81 = 70 × 2/81 × 2 = 140/162
  4. Add the two like fractions:
    972/162 + 140/162 = 972 + 140/162 = 1112/162
  5. 1112/162 simplified gives 556/81
  6. So, 12/2 + 70/81 = 556/81
    In mixed form: 670/81

MathStep (Works offline)

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

Related:

© everydaycalculation.com