Subtract 16/5 from 8/15
1st number: 8/15, 2nd number: 3 1/5
8/15 - 16/5 is -8/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 15 × 1 = 15,
8/15 = 8 × 1/15 × 1 = 8/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
16/5 = 16 × 3/5 × 3 = 48/15 - Subtract the two like fractions:
8/15 - 48/15 = 8 - 48/15 = -40/15 - After reducing the fraction, the answer is -8/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/15-16/5 8/15-32/5 8/30-16/5 8/15-16/10 24/15-16/5 8/15-48/5 8/45-16/5 8/15-16/15 40/15-16/5 8/15-80/5 8/75-16/5 8/15-16/25 56/15-16/5 8/15-16/35