Subtract 30/32 from 8/27
8/27 - 30/32 is -277/432.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 32 is 864
Next, find the equivalent fraction of both fractional numbers with denominator 864 - For the 1st fraction, since 27 × 32 = 864,
8/27 = 8 × 32/27 × 32 = 256/864 - Likewise, for the 2nd fraction, since 32 × 27 = 864,
30/32 = 30 × 27/32 × 27 = 810/864 - Subtract the two like fractions:
256/864 - 810/864 = 256 - 810/864 = -554/864 - After reducing the fraction, the answer is -277/432
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/27-30/32 8/27-60/32 8/54-30/32 8/27-30/64 24/27-30/32 8/27-90/32 8/81-30/32 8/27-30/96 40/27-30/32 56/27-30/32