Add 80/14 and 15/54
1st number: 5 10/14, 2nd number: 15/54
80/14 + 15/54 is 755/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
80/14 = 80 × 27/14 × 27 = 2160/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
15/54 = 15 × 7/54 × 7 = 105/378 - Add the two like fractions:
2160/378 + 105/378 = 2160 + 105/378 = 2265/378 - 2265/378 simplified gives 755/126
- So, 80/14 + 15/54 = 755/126
In mixed form: 5125/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14+30/54 80/28+15/54 80/14+45/54 80/42+15/54 80/14+75/54 80/70+15/54 80/98+15/54