Subtract 40/5 from 35/15
1st number: 2 5/15, 2nd number: 8 0/5
35/15 - 40/5 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,
35/15 = 35 × 1/15 × 1 = 35/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
40/5 = 40 × 3/5 × 3 = 120/15 - Subtract the two like fractions:
35/15 - 120/15 = 35 - 120/15 = -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: 70/15-40/5 35/15-80/5 35/30-40/5 35/15-40/10 35/45-40/5 35/15-40/15 35/75-40/5 35/15-40/25 35/15-40/35