Subtract 4/27 from 75/56, Solve 1 19/56

Subtract 4/27 from 75/56

1^st number: 1 19/56, 2^nd number: 4/27

75/56 - 4/27 is 1801/1512.

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

Next, find the equivalent fraction of both fractional numbers with denominator 1512
For the 1st fraction, since 56 × 27 = 1512,
75/56 = 75 × 27/56 × 27 = 2025/1512
Likewise, for the 2nd fraction, since 27 × 56 = 1512,
4/27 = 4 × 56/27 × 56 = 224/1512
Subtract the two like fractions:
2025/1512 - 224/1512 = 2025 - 224/1512 = 1801/1512
In mixed form: 1289/1512

MathStep (Works offline)

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