Subtract 75/30 from 54/60
1st number: 54/60, 2nd number: 2 15/30
54/60 - 75/30 is -8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
54/60 = 54 × 1/60 × 1 = 54/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
75/30 = 75 × 2/30 × 2 = 150/60 - Subtract the two like fractions:
54/60 - 150/60 = 54 - 150/60 = -96/60 - After reducing the fraction, the answer is -8/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/60-75/60 54/60-75/90