Subtract 15/80 from 1/6
1/6 - 15/80 is -1/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 6 × 40 = 240,
1/6 = 1 × 40/6 × 40 = 40/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
15/80 = 15 × 3/80 × 3 = 45/240 - Subtract the two like fractions:
40/240 - 45/240 = 40 - 45/240 = -5/240 - After reducing the fraction, the answer is -1/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/6-15/80 1/6-30/80 1/12-15/80 3/6-15/80 1/6-45/80 1/18-15/80 5/6-15/80 1/6-75/80 1/30-15/80 7/6-15/80 1/42-15/80