Add 25/28 and 2/5
25/28 + 2/5 is 181/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 5 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
25/28 = 25 × 5/28 × 5 = 125/140 - Likewise, for the 2nd fraction, since 5 × 28 = 140,
2/5 = 2 × 28/5 × 28 = 56/140 - Add the two like fractions:
125/140 + 56/140 = 125 + 56/140 = 181/140 - So, 25/28 + 2/5 = 181/140
In mixed form: 141/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28+2/5 25/28+4/5 25/56+2/5 25/28+2/10 75/28+2/5 25/28+6/5 25/84+2/5 25/28+2/15 25/28+10/5 25/28+2/25 25/28+14/5 25/28+2/35