Subtract 50/54 from 7/75
7/75 - 50/54 is -562/675.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 54 is 1350
Next, find the equivalent fraction of both fractional numbers with denominator 1350 - For the 1st fraction, since 75 × 18 = 1350,
7/75 = 7 × 18/75 × 18 = 126/1350 - Likewise, for the 2nd fraction, since 54 × 25 = 1350,
50/54 = 50 × 25/54 × 25 = 1250/1350 - Subtract the two like fractions:
126/1350 - 1250/1350 = 126 - 1250/1350 = -1124/1350 - After reducing the fraction, the answer is -562/675
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/75-50/54 21/75-50/54 35/75-50/54 49/75-50/54