Add 27/20 and 49/27
1st number: 1 7/20, 2nd number: 1 22/27
27/20 + 49/27 is 1709/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
27/20 = 27 × 27/20 × 27 = 729/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
49/27 = 49 × 20/27 × 20 = 980/540 - Add the two like fractions:
729/540 + 980/540 = 729 + 980/540 = 1709/540 - So, 27/20 + 49/27 = 1709/540
In mixed form: 389/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+49/27 27/20+98/27 27/40+49/27 27/20+49/54 81/20+49/27 27/60+49/27 27/20+49/81