Subtract 48/36 from 15/28
1st number: 15/28, 2nd number: 1 12/36
15/28 - 48/36 is -67/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
15/28 = 15 × 9/28 × 9 = 135/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
48/36 = 48 × 7/36 × 7 = 336/252 - Subtract the two like fractions:
135/252 - 336/252 = 135 - 336/252 = -201/252 - After reducing the fraction, the answer is -67/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/28-48/36 15/28-96/36 15/56-48/36 15/28-48/72 45/28-48/36 15/84-48/36 75/28-48/36