Subtract 27/32 from 7/9
7/9 - 27/32 is -19/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 9 × 32 = 288,
7/9 = 7 × 32/9 × 32 = 224/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
27/32 = 27 × 9/32 × 9 = 243/288 - Subtract the two like fractions:
224/288 - 243/288 = 224 - 243/288 = -19/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/9-27/32 7/9-54/32 7/18-27/32 7/9-27/64 21/9-27/32 7/9-81/32 7/27-27/32 7/9-27/96 35/9-27/32 7/45-27/32 49/9-27/32 7/63-27/32