Subtract 25/4 from 45/40
1st number: 1 5/40, 2nd number: 6 1/4
45/40 - 25/4 is -41/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 4 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
45/40 = 45 × 1/40 × 1 = 45/40 - Likewise, for the 2nd fraction, since 4 × 10 = 40,
25/4 = 25 × 10/4 × 10 = 250/40 - Subtract the two like fractions:
45/40 - 250/40 = 45 - 250/40 = -205/40 - After reducing the fraction, the answer is -41/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40-25/4 45/40-50/4 45/80-25/4 45/40-25/8 45/40-75/4 45/40-25/12 45/40-25/20 45/40-25/28