Subtract 75/9 from 45/32
1st number: 1 13/32, 2nd number: 8 3/9
45/32 - 75/9 is -665/96.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 9 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 32 × 9 = 288,
45/32 = 45 × 9/32 × 9 = 405/288 - Likewise, for the 2nd fraction, since 9 × 32 = 288,
75/9 = 75 × 32/9 × 32 = 2400/288 - Subtract the two like fractions:
405/288 - 2400/288 = 405 - 2400/288 = -1995/288 - After reducing the fraction, the answer is -665/96
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/32-75/9 45/64-75/9 45/32-75/18 45/96-75/9 45/32-75/27 45/32-75/45 45/32-75/63