Subtract 1/75 from 18/9, Solve 2 0/9

Subtract 1/75 from 18/9

1^st number: 2 0/9, 2^nd number: 1/75

18/9 - 1/75 is 149/75.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 75 is 225

Next, find the equivalent fraction of both fractional numbers with denominator 225
For the 1st fraction, since 9 × 25 = 225,
18/9 = 18 × 25/9 × 25 = 450/225
Likewise, for the 2nd fraction, since 75 × 3 = 225,
1/75 = 1 × 3/75 × 3 = 3/225
Subtract the two like fractions:
450/225 - 3/225 = 450 - 3/225 = 447/225
After reducing the fraction, the answer is 149/75
In mixed form: 174/75

MathStep (Works offline)

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