Add 30/3 and 81/14
1st number: 10 0/3, 2nd number: 5 11/14
30/3 + 81/14 is 221/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 14 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
30/3 = 30 × 14/3 × 14 = 420/42 - Likewise, for the 2nd fraction, since 14 × 3 = 42,
81/14 = 81 × 3/14 × 3 = 243/42 - Add the two like fractions:
420/42 + 243/42 = 420 + 243/42 = 663/42 - 663/42 simplified gives 221/14
- So, 30/3 + 81/14 = 221/14
In mixed form: 1511/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/3+81/14 30/6+81/14 30/3+81/28 90/3+81/14 30/9+81/14 30/3+81/42 30/15+81/14 30/3+81/70 30/21+81/14 30/3+81/98