Subtract 25/9 from 45/6
1st number: 7 3/6, 2nd number: 2 7/9
45/6 - 25/9 is 85/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 6 × 3 = 18,
45/6 = 45 × 3/6 × 3 = 135/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
25/9 = 25 × 2/9 × 2 = 50/18 - Subtract the two like fractions:
135/18 - 50/18 = 135 - 50/18 = 85/18 - In mixed form: 413/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-25/9 45/6-50/9 45/12-25/9 45/6-25/18 45/6-75/9 45/18-25/9 45/6-25/27 45/30-25/9 45/6-25/45 45/42-25/9 45/6-25/63