Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 12/10 and 3/45

1st number: 1 2/10, 2nd number: 3/45

12/10 + 3/45 is 19/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 10 × 9 = 90,
    12/10 = 12 × 9/10 × 9 = 108/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    3/45 = 3 × 2/45 × 2 = 6/90
  4. Add the two like fractions:
    108/90 + 6/90 = 108 + 6/90 = 114/90
  5. 114/90 simplified gives 19/15
  6. So, 12/10 + 3/45 = 19/15
    In mixed form: 14/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com