Subtract 15/45 from 8/3
1st number: 2 2/3, 2nd number: 15/45
8/3 - 15/45 is 7/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 3 × 15 = 45,
8/3 = 8 × 15/3 × 15 = 120/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
15/45 = 15 × 1/45 × 1 = 15/45 - Subtract the two like fractions:
120/45 - 15/45 = 120 - 15/45 = 105/45 - After reducing the fraction, the answer is 7/3
- In mixed form: 21/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/3-15/45 8/3-30/45 8/6-15/45 8/3-15/90 24/3-15/45 8/9-15/45 40/3-15/45 8/3-75/45 8/15-15/45 56/3-15/45 8/21-15/45