Subtract 20/27 from 84/32
1st number: 2 20/32, 2nd number: 20/27
84/32 - 20/27 is 407/216.
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,
84/32 = 84 × 27/32 × 27 = 2268/864 - Likewise, for the 2nd fraction, since 27 × 32 = 864,
20/27 = 20 × 32/27 × 32 = 640/864 - Subtract the two like fractions:
2268/864 - 640/864 = 2268 - 640/864 = 1628/864 - After reducing the fraction, the answer is 407/216
- In mixed form: 1191/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32-40/27 84/64-20/27 84/32-20/54 84/32-60/27 84/96-20/27 84/32-20/81