Subtract 4/50 from 25/27, Solve 25/27

Subtract 4/50 from 25/27

25/27 - 4/50 is 571/675.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 50 is 1350

Next, find the equivalent fraction of both fractional numbers with denominator 1350
For the 1st fraction, since 27 × 50 = 1350,
25/27 = 25 × 50/27 × 50 = 1250/1350
Likewise, for the 2nd fraction, since 50 × 27 = 1350,
4/50 = 4 × 27/50 × 27 = 108/1350
Subtract the two like fractions:
1250/1350 - 108/1350 = 1250 - 108/1350 = 1142/1350
After reducing the fraction, the answer is 571/675

MathStep (Works offline)

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