Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/48 and 24/20

1st number: 21/48, 2nd number: 1 4/20

21/48 + 24/20 is 131/80.

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,
    21/48 = 21 × 5/48 × 5 = 105/240
  3. Likewise, for the 2nd fraction, since 20 × 12 = 240,
    24/20 = 24 × 12/20 × 12 = 288/240
  4. Add the two like fractions:
    105/240 + 288/240 = 105 + 288/240 = 393/240
  5. 393/240 simplified gives 131/80
  6. So, 21/48 + 24/20 = 131/80
    In mixed form: 151/80

MathStep (Works offline)

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

Related:

© everydaycalculation.com