Subtract 1/54 from 40/14
1st number: 2 12/14, 2nd number: 1/54
40/14 - 1/54 is 1073/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 14 × 27 = 378,
40/14 = 40 × 27/14 × 27 = 1080/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
1/54 = 1 × 7/54 × 7 = 7/378 - Subtract the two like fractions:
1080/378 - 7/378 = 1080 - 7/378 = 1073/378 - In mixed form: 2317/378
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/14-1/54 40/14-2/54 40/28-1/54 40/14-3/54 40/42-1/54 40/14-5/54 40/70-1/54 40/14-7/54 40/98-1/54