Add 6/40 and 28/27
1st number: 6/40, 2nd number: 1 1/27
6/40 + 28/27 is 641/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 27 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 40 × 27 = 1080,
6/40 = 6 × 27/40 × 27 = 162/1080 - Likewise, for the 2nd fraction, since 27 × 40 = 1080,
28/27 = 28 × 40/27 × 40 = 1120/1080 - Add the two like fractions:
162/1080 + 1120/1080 = 162 + 1120/1080 = 1282/1080 - 1282/1080 simplified gives 641/540
- So, 6/40 + 28/27 = 641/540
In mixed form: 1101/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40+28/27 6/40+56/27 6/80+28/27 6/40+28/54 18/40+28/27 6/40+84/27 6/40+28/81 30/40+28/27 42/40+28/27