Subtract 4/9 from 80/75
1st number: 1 5/75, 2nd number: 4/9
80/75 - 4/9 is 28/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 9 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 75 × 3 = 225,
80/75 = 80 × 3/75 × 3 = 240/225 - Likewise, for the 2nd fraction, since 9 × 25 = 225,
4/9 = 4 × 25/9 × 25 = 100/225 - Subtract the two like fractions:
240/225 - 100/225 = 240 - 100/225 = 140/225 - After reducing the fraction, the answer is 28/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75-8/9 80/75-4/18 80/75-12/9 80/75-4/27 80/75-20/9 80/75-4/45 80/75-28/9 80/75-4/63