Subtract 14/80 from 7/40
7/40 - 14/80 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
7/40 = 7 × 2/40 × 2 = 14/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
14/80 = 14 × 1/80 × 1 = 14/80 - Subtract the two like fractions:
14/80 - 14/80 = 14 - 14/80 = 0/80 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/40-14/80 7/40-28/80 7/80-14/80 21/40-14/80 7/40-42/80 35/40-14/80 7/40-70/80 49/40-14/80 7/40-98/80