Subtract 30/27 from 3/48, Solve 3/48

Subtract 30/27 from 3/48

1^st number: 3/48, 2^nd number: 1 3/27

3/48 - 30/27 is -151/144.

Find the least common denominator or LCM of the two denominators:
LCM of 48 and 27 is 432

Next, find the equivalent fraction of both fractional numbers with denominator 432
For the 1st fraction, since 48 × 9 = 432,
3/48 = 3 × 9/48 × 9 = 27/432
Likewise, for the 2nd fraction, since 27 × 16 = 432,
30/27 = 30 × 16/27 × 16 = 480/432
Subtract the two like fractions:
27/432 - 480/432 = 27 - 480/432 = -453/432
After reducing the fraction, the answer is -151/144

MathStep (Works offline)

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