Subtract 35/80 from 7/60
7/60 - 35/80 is -77/240.
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,
7/60 = 7 × 4/60 × 4 = 28/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
35/80 = 35 × 3/80 × 3 = 105/240 - Subtract the two like fractions:
28/240 - 105/240 = 28 - 105/240 = -77/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/60-35/80 7/60-70/80 21/60-35/80 35/60-35/80 49/60-35/80