Subtract 3/81 from 6/48
6/48 - 3/81 is 19/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 81 is 1296
Next, find the equivalent fraction of both fractional numbers with denominator 1296 - For the 1st fraction, since 48 × 27 = 1296,
6/48 = 6 × 27/48 × 27 = 162/1296 - Likewise, for the 2nd fraction, since 81 × 16 = 1296,
3/81 = 3 × 16/81 × 16 = 48/1296 - Subtract the two like fractions:
162/1296 - 48/1296 = 162 - 48/1296 = 114/1296 - After reducing the fraction, the answer is 19/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/48-3/81 6/48-6/81 6/96-3/81 18/48-3/81 6/48-9/81 30/48-3/81 6/48-15/81 42/48-3/81 6/48-21/81