Add 3/5 and 81/14
1st number: 3/5, 2nd number: 5 11/14
3/5 + 81/14 is 447/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
3/5 = 3 × 14/5 × 14 = 42/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
81/14 = 81 × 5/14 × 5 = 405/70 - Add the two like fractions:
42/70 + 405/70 = 42 + 405/70 = 447/70 - So, 3/5 + 81/14 = 447/70
In mixed form: 627/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5+81/14 3/10+81/14 3/5+81/28 9/5+81/14 3/15+81/14 3/5+81/42 15/5+81/14 3/25+81/14 3/5+81/70 21/5+81/14 3/35+81/14 3/5+81/98