Subtract 16/27 from 20/32
20/32 - 16/27 is 7/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 27 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 32 × 27 = 864,
20/32 = 20 × 27/32 × 27 = 540/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
16/27 = 16 × 32/27 × 32 = 512/864 - Subtract the two like fractions:
540/864 - 512/864 = 540 - 512/864 = 28/864 - After reducing the fraction, the answer is 7/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/32-16/27 20/32-32/27 20/64-16/27 20/32-16/54 60/32-16/27 20/32-48/27 20/96-16/27 20/32-16/81 20/32-80/27