Add 1/27 and 63/28
1st number: 1/27, 2nd number: 2 7/28
1/27 + 63/28 is 247/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
1/27 = 1 × 28/27 × 28 = 28/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
63/28 = 63 × 27/28 × 27 = 1701/756 - Add the two like fractions:
28/756 + 1701/756 = 28 + 1701/756 = 1729/756 - 1729/756 simplified gives 247/108
- So, 1/27 + 63/28 = 247/108
In mixed form: 231/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/27+63/28 1/54+63/28 1/27+63/56 3/27+63/28 1/81+63/28 1/27+63/84 5/27+63/28 7/27+63/28