Subtract 18/96 from 25/7, Solve 3 4/7

Subtract 18/96 from 25/7

1^st number: 3 4/7, 2^nd number: 18/96

25/7 - 18/96 is 379/112.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 96 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 7 × 96 = 672,
25/7 = 25 × 96/7 × 96 = 2400/672
Likewise, for the 2nd fraction, since 96 × 7 = 672,
18/96 = 18 × 7/96 × 7 = 126/672
Subtract the two like fractions:
2400/672 - 126/672 = 2400 - 126/672 = 2274/672
After reducing the fraction, the answer is 379/112
In mixed form: 343/112

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad