Subtract 36/32 from 7/18
1st number: 7/18, 2nd number: 1 4/32
7/18 - 36/32 is -53/72.
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,
7/18 = 7 × 16/18 × 16 = 112/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
36/32 = 36 × 9/32 × 9 = 324/288 - Subtract the two like fractions:
112/288 - 324/288 = 112 - 324/288 = -212/288 - After reducing the fraction, the answer is -53/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/18-36/32 7/18-72/32 7/36-36/32 7/18-36/64 21/18-36/32 7/54-36/32 7/18-36/96 35/18-36/32 7/90-36/32 49/18-36/32