Subtract 54/12 from 1/5
1st number: 1/5, 2nd number: 4 6/12
1/5 - 54/12 is -43/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
1/5 = 1 × 12/5 × 12 = 12/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
54/12 = 54 × 5/12 × 5 = 270/60 - Subtract the two like fractions:
12/60 - 270/60 = 12 - 270/60 = -258/60 - After reducing the fraction, the answer is -43/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/5-54/12 1/10-54/12 1/5-54/24 3/5-54/12 1/15-54/12 1/5-54/36 1/25-54/12 1/5-54/60 7/5-54/12 1/35-54/12 1/5-54/84