Subtract 45/5 from 50/15
1st number: 3 5/15, 2nd number: 9 0/5
50/15 - 45/5 is -17/3.
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,
50/15 = 50 × 1/15 × 1 = 50/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
45/5 = 45 × 3/5 × 3 = 135/15 - Subtract the two like fractions:
50/15 - 135/15 = 50 - 135/15 = -85/15 - After reducing the fraction, the answer is -17/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15-90/5 50/30-45/5 50/15-45/10 50/45-45/5 50/15-45/15 50/75-45/5 50/15-45/25 50/15-45/35