Subtract 28/18 from 14/48
1st number: 14/48, 2nd number: 1 10/18
14/48 - 28/18 is -91/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 48 × 3 = 144,
14/48 = 14 × 3/48 × 3 = 42/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
28/18 = 28 × 8/18 × 8 = 224/144 - Subtract the two like fractions:
42/144 - 224/144 = 42 - 224/144 = -182/144 - After reducing the fraction, the answer is -91/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/48-28/18 14/48-56/18 14/96-28/18 14/48-28/36 42/48-28/18 14/48-84/18 14/48-28/54 70/48-28/18 14/48-28/90 98/48-28/18