Add 25/14 and 28/80
1st number: 1 11/14, 2nd number: 28/80
25/14 + 28/80 is 299/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
25/14 = 25 × 40/14 × 40 = 1000/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
28/80 = 28 × 7/80 × 7 = 196/560 - Add the two like fractions:
1000/560 + 196/560 = 1000 + 196/560 = 1196/560 - 1196/560 simplified gives 299/140
- So, 25/14 + 28/80 = 299/140
In mixed form: 219/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/14+28/80 25/14+56/80 25/28+28/80 75/14+28/80 25/14+84/80 25/42+28/80 25/70+28/80 25/98+28/80