Subtract 25/40 from 80/12
1st number: 6 8/12, 2nd number: 25/40
80/12 - 25/40 is 145/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
80/12 = 80 × 10/12 × 10 = 800/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
25/40 = 25 × 3/40 × 3 = 75/120 - Subtract the two like fractions:
800/120 - 75/120 = 800 - 75/120 = 725/120 - After reducing the fraction, the answer is 145/24
- In mixed form: 61/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/12-50/40 80/24-25/40 80/12-25/80 80/12-75/40 80/36-25/40 80/60-25/40 80/84-25/40