Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 42/18 and 49/10

1st number: 2 6/18, 2nd number: 4 9/10

42/18 + 49/10 is 217/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 10 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 18 × 5 = 90,
    42/18 = 42 × 5/18 × 5 = 210/90
  3. Likewise, for the 2nd fraction, since 10 × 9 = 90,
    49/10 = 49 × 9/10 × 9 = 441/90
  4. Add the two like fractions:
    210/90 + 441/90 = 210 + 441/90 = 651/90
  5. 651/90 simplified gives 217/30
  6. So, 42/18 + 49/10 = 217/30
    In mixed form: 77/30

MathStep (Works offline)

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

Related:

© everydaycalculation.com