Subtract 56/54 from 6/4, Solve 1 2/4

Subtract 56/54 from 6/4

1^st number: 1 2/4, 2^nd number: 1 2/54

6/4 - 56/54 is 25/54.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 4 × 27 = 108,
6/4 = 6 × 27/4 × 27 = 162/108
Likewise, for the 2nd fraction, since 54 × 2 = 108,
56/54 = 56 × 2/54 × 2 = 112/108
Subtract the two like fractions:
162/108 - 112/108 = 162 - 112/108 = 50/108
After reducing the fraction, the answer is 25/54

MathStep (Works offline)

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