Subtract 28/27 from 84/49
1st number: 1 35/49, 2nd number: 1 1/27
84/49 - 28/27 is 128/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 27 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 49 × 27 = 1323,
84/49 = 84 × 27/49 × 27 = 2268/1323 - Likewise, for the 2nd fraction, since 27 × 49 = 1323,
28/27 = 28 × 49/27 × 49 = 1372/1323 - Subtract the two like fractions:
2268/1323 - 1372/1323 = 2268 - 1372/1323 = 896/1323 - After reducing the fraction, the answer is 128/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/49-56/27 84/98-28/27 84/49-28/54 84/49-84/27 84/49-28/81