Add 21/5 and 2/27
1st number: 4 1/5, 2nd number: 2/27
21/5 + 2/27 is 577/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
21/5 = 21 × 27/5 × 27 = 567/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
2/27 = 2 × 5/27 × 5 = 10/135 - Add the two like fractions:
567/135 + 10/135 = 567 + 10/135 = 577/135 - So, 21/5 + 2/27 = 577/135
In mixed form: 437/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/5+2/27 21/5+4/27 21/10+2/27 21/5+2/54 63/5+2/27 21/5+6/27 21/15+2/27 21/5+2/81 21/5+10/27 21/25+2/27 21/5+14/27 21/35+2/27