Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 30/12 and 48/45

1st number: 2 6/12, 2nd number: 1 3/45

30/12 + 48/45 is 107/30.

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,
    48/45 = 48 × 4/45 × 4 = 192/180
  4. Add the two like fractions:
    450/180 + 192/180 = 450 + 192/180 = 642/180
  5. 642/180 simplified gives 107/30
  6. So, 30/12 + 48/45 = 107/30
    In mixed form: 317/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com