Subtract 9/7 from 6/54
1st number: 6/54, 2nd number: 1 2/7
6/54 - 9/7 is -74/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
6/54 = 6 × 7/54 × 7 = 42/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
9/7 = 9 × 54/7 × 54 = 486/378 - Subtract the two like fractions:
42/378 - 486/378 = 42 - 486/378 = -444/378 - After reducing the fraction, the answer is -74/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/54-9/7 6/54-18/7 6/54-9/14 18/54-9/7 6/54-27/7 6/54-9/21 30/54-9/7 6/54-45/7 6/54-9/35 42/54-9/7 6/54-63/7 6/54-9/49