Answers

Solutions by everydaycalculation.com

Answers.everydaycalculation.com » Add fractions

Add 21/75 and 63/4

1st number: 21/75, 2nd number: 15 3/4

21/75 + 63/4 is 1603/100.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 75 and 4 is 300

    Next, find the equivalent fraction of both fractional numbers with denominator 300
  2. For the 1st fraction, since 75 × 4 = 300,
    21/75 = 21 × 4/75 × 4 = 84/300
  3. Likewise, for the 2nd fraction, since 4 × 75 = 300,
    63/4 = 63 × 75/4 × 75 = 4725/300
  4. Add the two like fractions:
    84/300 + 4725/300 = 84 + 4725/300 = 4809/300
  5. 4809/300 simplified gives 1603/100
  6. So, 21/75 + 63/4 = 1603/100
    In mixed form: 163/100

MathStep (Works offline)

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

Related:

© everydaycalculation.com