Subtract 20/60 from 54/5
1st number: 10 4/5, 2nd number: 20/60
54/5 - 20/60 is 157/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
54/5 = 54 × 12/5 × 12 = 648/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
20/60 = 20 × 1/60 × 1 = 20/60 - Subtract the two like fractions:
648/60 - 20/60 = 648 - 20/60 = 628/60 - After reducing the fraction, the answer is 157/15
- In mixed form: 107/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/5-40/60 54/10-20/60 54/15-20/60 54/25-20/60 54/35-20/60