Subtract 84/54 from 98/7
1st number: 14 0/7, 2nd number: 1 30/54
98/7 - 84/54 is 112/9.
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,
98/7 = 98 × 54/7 × 54 = 5292/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
84/54 = 84 × 7/54 × 7 = 588/378 - Subtract the two like fractions:
5292/378 - 588/378 = 5292 - 588/378 = 4704/378 - After reducing the fraction, the answer is 112/9
- In mixed form: 124/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/14-84/54 98/21-84/54 98/35-84/54 98/49-84/54