Subtract 54/32 from 10/80
1st number: 10/80, 2nd number: 1 22/32
10/80 - 54/32 is -25/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 80 × 2 = 160,
10/80 = 10 × 2/80 × 2 = 20/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
54/32 = 54 × 5/32 × 5 = 270/160 - Subtract the two like fractions:
20/160 - 270/160 = 20 - 270/160 = -250/160 - After reducing the fraction, the answer is -25/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/80-54/32 10/80-54/64 30/80-54/32 10/80-54/96 50/80-54/32 70/80-54/32