Subtract 40/10 from 9/25
1st number: 9/25, 2nd number: 4 0/10
9/25 - 40/10 is -91/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
9/25 = 9 × 2/25 × 2 = 18/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
40/10 = 40 × 5/10 × 5 = 200/50 - Subtract the two like fractions:
18/50 - 200/50 = 18 - 200/50 = -182/50 - After reducing the fraction, the answer is -91/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/25-40/10 9/25-80/10 9/50-40/10 9/25-40/20 27/25-40/10 9/75-40/10 9/25-40/30 45/25-40/10 9/25-40/50 63/25-40/10 9/25-40/70