Add 45/14 and 21/27
1st number: 3 3/14, 2nd number: 21/27
45/14 + 21/27 is 503/126.
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,
45/14 = 45 × 27/14 × 27 = 1215/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
21/27 = 21 × 14/27 × 14 = 294/378 - Add the two like fractions:
1215/378 + 294/378 = 1215 + 294/378 = 1509/378 - 1509/378 simplified gives 503/126
- So, 45/14 + 21/27 = 503/126
In mixed form: 3125/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/14+21/27 45/14+42/27 45/28+21/27 45/14+21/54 45/14+63/27 45/42+21/27 45/14+21/81 45/70+21/27 45/98+21/27