Subtract 2/4 from 8/54
8/54 - 2/4 is -19/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
8/54 = 8 × 2/54 × 2 = 16/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
2/4 = 2 × 27/4 × 27 = 54/108 - Subtract the two like fractions:
16/108 - 54/108 = 16 - 54/108 = -38/108 - After reducing the fraction, the answer is -19/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/54-2/4 8/54-2/8 24/54-2/4 8/54-6/4 8/54-2/12 40/54-2/4 8/54-10/4 8/54-2/20 56/54-2/4 8/54-14/4 8/54-2/28