Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Add fractions

Add 30/3 and 21/4

1st number: 10 0/3, 2nd number: 5 1/4

30/3 + 21/4 is 61/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 3 and 4 is 12
  2. For the 1st fraction, since 3 × 4 = 12,
    30/3 = 30 × 4/3 × 4 = 120/12
  3. Likewise, for the 2nd fraction, since 4 × 3 = 12,
    21/4 = 21 × 3/4 × 3 = 63/12
  4. Add the two fractions:
    120/12 + 63/12 = 120 + 63/12 = 183/12
  5. After reducing the fraction, the answer is 61/4
  6. In mixed form: 151/4

MathStep (Works offline)

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

Related:

© everydaycalculation.com