Subtract 21/6 from 54/25
1st number: 2 4/25, 2nd number: 3 3/6
54/25 - 21/6 is -67/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
54/25 = 54 × 6/25 × 6 = 324/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
21/6 = 21 × 25/6 × 25 = 525/150 - Subtract the two like fractions:
324/150 - 525/150 = 324 - 525/150 = -201/150 - After reducing the fraction, the answer is -67/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/25-42/6 54/50-21/6 54/25-21/12 54/25-63/6 54/75-21/6 54/25-21/18 54/25-21/30 54/25-21/42