Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/12 and 30/45

1st number: 2 6/12, 2nd number: 30/45

30/12 + 30/45 is 19/6.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 45 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 12 × 15 = 180,
    30/12 = 30 × 15/12 × 15 = 450/180
  3. Likewise, for the 2nd fraction, since 45 × 4 = 180,
    30/45 = 30 × 4/45 × 4 = 120/180
  4. Add the two like fractions:
    450/180 + 120/180 = 450 + 120/180 = 570/180
  5. 570/180 simplified gives 19/6
  6. So, 30/12 + 30/45 = 19/6
    In mixed form: 31/6

MathStep (Works offline)

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

Related:

© everydaycalculation.com