Subtract 15/80 from 7/16
7/16 - 15/80 is 1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
7/16 = 7 × 5/16 × 5 = 35/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
15/80 = 15 × 1/80 × 1 = 15/80 - Subtract the two like fractions:
35/80 - 15/80 = 35 - 15/80 = 20/80 - After reducing the fraction, the answer is 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/16-15/80 7/16-30/80 7/32-15/80 21/16-15/80 7/16-45/80 7/48-15/80 35/16-15/80 7/16-75/80 7/80-15/80 49/16-15/80