Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 63/3 and 42/5

1st number: 21 0/3, 2nd number: 8 2/5

63/3 + 42/5 is 147/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 5 is 15

    Next, find the equivalent fraction of both fractional numbers with denominator 15
  2. For the 1st fraction, since 3 × 5 = 15,
    63/3 = 63 × 5/3 × 5 = 315/15
  3. Likewise, for the 2nd fraction, since 5 × 3 = 15,
    42/5 = 42 × 3/5 × 3 = 126/15
  4. Add the two like fractions:
    315/15 + 126/15 = 315 + 126/15 = 441/15
  5. 441/15 simplified gives 147/5
  6. So, 63/3 + 42/5 = 147/5
    In mixed form: 292/5

MathStep (Works offline)

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

Related:

© everydaycalculation.com