Subtract 3/54 from 8/10
8/10 - 3/54 is 67/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 10 × 27 = 270,
8/10 = 8 × 27/10 × 27 = 216/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
3/54 = 3 × 5/54 × 5 = 15/270 - Subtract the two like fractions:
216/270 - 15/270 = 216 - 15/270 = 201/270 - After reducing the fraction, the answer is 67/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/10-3/54 8/10-6/54 8/20-3/54 24/10-3/54 8/10-9/54 8/30-3/54 40/10-3/54 8/10-15/54 8/50-3/54 56/10-3/54 8/10-21/54 8/70-3/54