Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 40/12 and 15/54

1st number: 3 4/12, 2nd number: 15/54

40/12 + 15/54 is 65/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 54 is 108
  2. For the 1st fraction, since 12 × 9 = 108,
    40/12 = 40 × 9/12 × 9 = 360/108
  3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
    15/54 = 15 × 2/54 × 2 = 30/108
  4. Add the two fractions:
    360/108 + 30/108 = 360 + 30/108 = 390/108
  5. After reducing the fraction, the answer is 65/18
  6. In mixed form: 311/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com