Subtract 54/36 from 27/75
1st number: 27/75, 2nd number: 1 18/36
27/75 - 54/36 is -57/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
27/75 = 27 × 12/75 × 12 = 324/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
54/36 = 54 × 25/36 × 25 = 1350/900 - Subtract the two like fractions:
324/900 - 1350/900 = 324 - 1350/900 = -1026/900 - After reducing the fraction, the answer is -57/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/75-54/36 27/75-54/72 81/75-54/36