Subtract 3/80 from 1/3
1/3 - 3/80 is 71/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
1/3 = 1 × 80/3 × 80 = 80/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
3/80 = 3 × 3/80 × 3 = 9/240 - Subtract the two like fractions:
80/240 - 9/240 = 80 - 9/240 = 71/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/3-3/80 1/3-6/80 1/6-3/80 1/3-9/80 1/9-3/80 5/3-3/80 1/3-15/80 1/15-3/80 7/3-3/80 1/3-21/80 1/21-3/80