Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 40/12 and 18/72

1st number: 3 4/12, 2nd number: 18/72

40/12 + 18/72 is 43/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 72 is 72
  2. For the 1st fraction, since 12 × 6 = 72,
    40/12 = 40 × 6/12 × 6 = 240/72
  3. Likewise, for the 2nd fraction, since 72 × 1 = 72,
    18/72 = 18 × 1/72 × 1 = 18/72
  4. Add the two fractions:
    240/72 + 18/72 = 240 + 18/72 = 258/72
  5. After reducing the fraction, the answer is 43/12
  6. In mixed form: 37/12

MathStep (Works offline)

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

Related:

© everydaycalculation.com