Subtract 40/6 from 45/25
1st number: 1 20/25, 2nd number: 6 4/6
45/25 - 40/6 is -73/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 6 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
45/25 = 45 × 6/25 × 6 = 270/150 - Likewise, for the 2nd fraction, since 6 × 25 = 150,
40/6 = 40 × 25/6 × 25 = 1000/150 - Subtract the two like fractions:
270/150 - 1000/150 = 270 - 1000/150 = -730/150 - After reducing the fraction, the answer is -73/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/25-40/6 45/25-80/6 45/50-40/6 45/25-40/12 45/75-40/6 45/25-40/18 45/25-40/30 45/25-40/42