Subtract 16/80 from 80/36
1st number: 2 8/36, 2nd number: 16/80
80/36 - 16/80 is 91/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 36 × 20 = 720,
80/36 = 80 × 20/36 × 20 = 1600/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
16/80 = 16 × 9/80 × 9 = 144/720 - Subtract the two like fractions:
1600/720 - 144/720 = 1600 - 144/720 = 1456/720 - After reducing the fraction, the answer is 91/45
- In mixed form: 21/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/36-32/80 80/72-16/80 80/36-48/80