Add 25/28 and 18/27
25/28 + 18/27 is 131/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
25/28 = 25 × 27/28 × 27 = 675/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
18/27 = 18 × 28/27 × 28 = 504/756 - Add the two like fractions:
675/756 + 504/756 = 675 + 504/756 = 1179/756 - 1179/756 simplified gives 131/84
- So, 25/28 + 18/27 = 131/84
In mixed form: 147/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28+18/27 25/28+36/27 25/56+18/27 25/28+18/54 75/28+18/27 25/28+54/27 25/84+18/27 25/28+18/81 25/28+90/27