Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 40/48 and 42/20

1st number: 40/48, 2nd number: 2 2/20

40/48 + 42/20 is 44/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 48 and 20 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 48 × 5 = 240,
    40/48 = 40 × 5/48 × 5 = 200/240
  3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
    42/20 = 42 × 12/20 × 12 = 504/240
  4. Add the two like fractions:
    200/240 + 504/240 = 200 + 504/240 = 704/240
  5. 704/240 simplified gives 44/15
  6. So, 40/48 + 42/20 = 44/15
    In mixed form: 214/15

MathStep (Works offline)

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

Related:

© everydaycalculation.com