Add 21/14 and 5/27
1st number: 1 7/14, 2nd number: 5/27
21/14 + 5/27 is 91/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
21/14 = 21 × 27/14 × 27 = 567/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
5/27 = 5 × 14/27 × 14 = 70/378 - Add the two like fractions:
567/378 + 70/378 = 567 + 70/378 = 637/378 - 637/378 simplified gives 91/54
- So, 21/14 + 5/27 = 91/54
In mixed form: 137/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/14+5/27 21/14+10/27 21/28+5/27 21/14+5/54 63/14+5/27 21/14+15/27 21/42+5/27 21/14+5/81 21/14+25/27 21/70+5/27 21/14+35/27 21/98+5/27