Subtract 25/56 from 40/27, Solve 1 13/27

Subtract 25/56 from 40/27

1^st number: 1 13/27, 2^nd number: 25/56

40/27 - 25/56 is 1565/1512.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 56 is 1512

Next, find the equivalent fraction of both fractional numbers with denominator 1512
For the 1st fraction, since 27 × 56 = 1512,
40/27 = 40 × 56/27 × 56 = 2240/1512
Likewise, for the 2nd fraction, since 56 × 27 = 1512,
25/56 = 25 × 27/56 × 27 = 675/1512
Subtract the two like fractions:
2240/1512 - 675/1512 = 2240 - 675/1512 = 1565/1512
In mixed form: 153/1512

MathStep (Works offline)

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