Add 7/28 and 30/27
1st number: 7/28, 2nd number: 1 3/27
7/28 + 30/27 is 49/36.
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,
7/28 = 7 × 27/28 × 27 = 189/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
30/27 = 30 × 28/27 × 28 = 840/756 - Add the two like fractions:
189/756 + 840/756 = 189 + 840/756 = 1029/756 - 1029/756 simplified gives 49/36
- So, 7/28 + 30/27 = 49/36
In mixed form: 113/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/28+30/27 7/28+60/27 7/56+30/27 7/28+30/54 21/28+30/27 7/28+90/27 7/84+30/27 7/28+30/81 35/28+30/27 49/28+30/27