Subtract 6/81 from 48/9
1st number: 5 3/9, 2nd number: 6/81
48/9 - 6/81 is 142/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 81 is 81
Next, find the equivalent fraction of both fractional numbers with denominator 81 - For the 1st fraction, since 9 × 9 = 81,
48/9 = 48 × 9/9 × 9 = 432/81 - Likewise, for the 2nd fraction, since 81 × 1 = 81,
6/81 = 6 × 1/81 × 1 = 6/81 - Subtract the two like fractions:
432/81 - 6/81 = 432 - 6/81 = 426/81 - After reducing the fraction, the answer is 142/27
- In mixed form: 57/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/9-6/81 48/9-12/81 48/18-6/81 48/9-18/81 48/27-6/81 48/9-30/81 48/45-6/81 48/9-42/81 48/63-6/81