Add 32/27 and 21/20
1st number: 1 5/27, 2nd number: 1 1/20
32/27 + 21/20 is 1207/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 27 × 20 = 540,
32/27 = 32 × 20/27 × 20 = 640/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
21/20 = 21 × 27/20 × 27 = 567/540 - Add the two like fractions:
640/540 + 567/540 = 640 + 567/540 = 1207/540 - So, 32/27 + 21/20 = 1207/540
In mixed form: 2127/540
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/27+21/20 32/27+42/20 32/54+21/20 32/27+21/40 96/27+21/20 32/27+63/20 32/81+21/20 32/27+21/60