Subtract 48/27 from 28/48
1st number: 28/48, 2nd number: 1 21/27
28/48 - 48/27 is -43/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 27 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 48 × 9 = 432,
28/48 = 28 × 9/48 × 9 = 252/432 - Likewise, for the 2nd fraction, since 27 × 16 = 432,
48/27 = 48 × 16/27 × 16 = 768/432 - Subtract the two like fractions:
252/432 - 768/432 = 252 - 768/432 = -516/432 - After reducing the fraction, the answer is -43/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/48-48/27 28/48-96/27 28/96-48/27 28/48-48/54 84/48-48/27 28/48-48/81