Subtract 54/80 from 6/60
6/60 - 54/80 is -23/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 60 × 4 = 240,
6/60 = 6 × 4/60 × 4 = 24/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
54/80 = 54 × 3/80 × 3 = 162/240 - Subtract the two like fractions:
24/240 - 162/240 = 24 - 162/240 = -138/240 - After reducing the fraction, the answer is -23/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/60-54/80 18/60-54/80 30/60-54/80 42/60-54/80