Subtract 5/9 from 18/16
1st number: 1 2/16, 2nd number: 5/9
18/16 - 5/9 is 41/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
18/16 = 18 × 9/16 × 9 = 162/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
5/9 = 5 × 16/9 × 16 = 80/144 - Subtract the two like fractions:
162/144 - 80/144 = 162 - 80/144 = 82/144 - After reducing the fraction, the answer is 41/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/16-5/9 18/16-10/9 18/32-5/9 18/16-5/18 54/16-5/9 18/16-15/9 18/48-5/9 18/16-5/27 90/16-5/9 18/16-25/9 18/80-5/9 18/16-5/45 18/16-35/9 18/16-5/63