Subtract 1/80 from 6/15
6/15 - 1/80 is 31/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
6/15 = 6 × 16/15 × 16 = 96/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
1/80 = 1 × 3/80 × 3 = 3/240 - Subtract the two like fractions:
96/240 - 3/240 = 96 - 3/240 = 93/240 - After reducing the fraction, the answer is 31/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15-1/80 6/15-2/80 6/30-1/80 18/15-1/80 6/15-3/80 6/45-1/80 30/15-1/80 6/15-5/80 6/75-1/80 42/15-1/80 6/15-7/80