Subtract 40/5 from 5/10
1st number: 5/10, 2nd number: 8 0/5
5/10 - 40/5 is -15/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 5 is 10
Next, find the equivalent fraction of both fractional numbers with denominator 10 - For the 1st fraction, since 10 × 1 = 10,
5/10 = 5 × 1/10 × 1 = 5/10 - Likewise, for the 2nd fraction, since 5 × 2 = 10,
40/5 = 40 × 2/5 × 2 = 80/10 - Subtract the two like fractions:
5/10 - 80/10 = 5 - 80/10 = -75/10 - After reducing the fraction, the answer is -15/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 5/10-80/5 5/20-40/5 5/10-40/10 15/10-40/5 5/30-40/5 5/10-40/15 25/10-40/5 5/50-40/5 5/10-40/25 35/10-40/5 5/70-40/5 5/10-40/35