Subtract 18/27 from 54/8
1st number: 6 6/8, 2nd number: 18/27
54/8 - 18/27 is 73/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
54/8 = 54 × 27/8 × 27 = 1458/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
18/27 = 18 × 8/27 × 8 = 144/216 - Subtract the two like fractions:
1458/216 - 144/216 = 1458 - 144/216 = 1314/216 - After reducing the fraction, the answer is 73/12
- In mixed form: 61/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-36/27 54/16-18/27 54/8-18/54 54/8-54/27 54/24-18/27 54/8-18/81 54/8-90/27 54/40-18/27 54/56-18/27