Subtract 18/80 from 32/25
1st number: 1 7/25, 2nd number: 18/80
32/25 - 18/80 is 211/200.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 80 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
32/25 = 32 × 16/25 × 16 = 512/400 - Likewise, for the 2nd fraction, since 80 × 5 = 400,
18/80 = 18 × 5/80 × 5 = 90/400 - Subtract the two like fractions:
512/400 - 90/400 = 512 - 90/400 = 422/400 - After reducing the fraction, the answer is 211/200
- In mixed form: 111/200
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/25-18/80 32/25-36/80 32/50-18/80 96/25-18/80 32/25-54/80 32/75-18/80 32/25-90/80