Subtract 1/40 from 6/54
6/54 - 1/40 is 31/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
6/54 = 6 × 20/54 × 20 = 120/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
1/40 = 1 × 27/40 × 27 = 27/1080 - Subtract the two like fractions:
120/1080 - 27/1080 = 120 - 27/1080 = 93/1080 - After reducing the fraction, the answer is 31/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/54-1/40 6/54-2/40 6/54-1/80 18/54-1/40 6/54-3/40 30/54-1/40 6/54-5/40 42/54-1/40 6/54-7/40