Subtract 54/48 from 5/18
1st number: 5/18, 2nd number: 1 6/48
5/18 - 54/48 is -61/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
5/18 = 5 × 8/18 × 8 = 40/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
54/48 = 54 × 3/48 × 3 = 162/144 - Subtract the two like fractions:
40/144 - 162/144 = 40 - 162/144 = -122/144 - After reducing the fraction, the answer is -61/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/18-54/48 5/36-54/48 5/18-54/96 15/18-54/48 5/54-54/48 25/18-54/48 5/90-54/48 35/18-54/48