Subtract 45/10 from 40/50
1st number: 40/50, 2nd number: 4 5/10
40/50 - 45/10 is -37/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 50 × 1 = 50,
40/50 = 40 × 1/50 × 1 = 40/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
45/10 = 45 × 5/10 × 5 = 225/50 - Subtract the two like fractions:
40/50 - 225/50 = 40 - 225/50 = -185/50 - After reducing the fraction, the answer is -37/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/50-45/10 40/50-90/10 40/50-45/20 40/50-45/30 40/50-45/50 40/50-45/70