Subtract 45/50 from 25/32
25/32 - 45/50 is -19/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 50 is 800
Next, find the equivalent fraction of both fractional numbers with denominator 800 - For the 1st fraction, since 32 × 25 = 800,
25/32 = 25 × 25/32 × 25 = 625/800 - Likewise, for the 2nd fraction, since 50 × 16 = 800,
45/50 = 45 × 16/50 × 16 = 720/800 - Subtract the two like fractions:
625/800 - 720/800 = 625 - 720/800 = -95/800 - After reducing the fraction, the answer is -19/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/32-45/50 25/32-90/50 25/64-45/50 75/32-45/50 25/96-45/50