Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 20/45 and 63/6

1st number: 20/45, 2nd number: 10 3/6

20/45 + 63/6 is 197/18.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 6 is 90
  2. For the 1st fraction, since 45 × 2 = 90,
    20/45 = 20 × 2/45 × 2 = 40/90
  3. Likewise, for the 2nd fraction, since 6 × 15 = 90,
    63/6 = 63 × 15/6 × 15 = 945/90
  4. Add the two fractions:
    40/90 + 945/90 = 40 + 945/90 = 985/90
  5. 985/90 simplified gives 197/18
  6. So, 20/45 + 63/6 = 197/18
    In mixed form: 1017/18

MathStep (Works offline)

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

Related:

© everydaycalculation.com