Subtract 15/48 from 4/28
4/28 - 15/48 is -19/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
4/28 = 4 × 12/28 × 12 = 48/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
15/48 = 15 × 7/48 × 7 = 105/336 - Subtract the two like fractions:
48/336 - 105/336 = 48 - 105/336 = -57/336 - After reducing the fraction, the answer is -19/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/28-15/48 4/28-30/48 4/56-15/48 4/28-15/96 12/28-15/48 4/28-45/48 4/84-15/48 20/28-15/48 4/28-75/48