Subtract 6/54 from 80/7
1st number: 11 3/7, 2nd number: 6/54
80/7 - 6/54 is 713/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
80/7 = 80 × 54/7 × 54 = 4320/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
6/54 = 6 × 7/54 × 7 = 42/378 - Subtract the two like fractions:
4320/378 - 42/378 = 4320 - 42/378 = 4278/378 - After reducing the fraction, the answer is 713/63
- In mixed form: 1120/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/7-12/54 80/14-6/54 80/7-18/54 80/21-6/54 80/7-30/54 80/35-6/54 80/7-42/54 80/49-6/54