Subtract 4/32 from 2/18
2/18 - 4/32 is -1/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
2/18 = 2 × 16/18 × 16 = 32/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
4/32 = 4 × 9/32 × 9 = 36/288 - Subtract the two like fractions:
32/288 - 36/288 = 32 - 36/288 = -4/288 - After reducing the fraction, the answer is -1/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/18-4/32 2/18-8/32 2/36-4/32 2/18-4/64 6/18-4/32 2/18-12/32 2/54-4/32 2/18-4/96 10/18-4/32 2/18-20/32 2/90-4/32 14/18-4/32 2/18-28/32