Subtract 3/60 from 7/80
7/80 - 3/60 is 3/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
7/80 = 7 × 3/80 × 3 = 21/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
3/60 = 3 × 4/60 × 4 = 12/240 - Subtract the two like fractions:
21/240 - 12/240 = 21 - 12/240 = 9/240 - After reducing the fraction, the answer is 3/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/80-3/60 7/80-6/60 21/80-3/60 7/80-9/60 35/80-3/60 7/80-15/60 49/80-3/60 7/80-21/60