Subtract 80/12 from 84/25
1st number: 3 9/25, 2nd number: 6 8/12
84/25 - 80/12 is -248/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 25 × 12 = 300,
84/25 = 84 × 12/25 × 12 = 1008/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
80/12 = 80 × 25/12 × 25 = 2000/300 - Subtract the two like fractions:
1008/300 - 2000/300 = 1008 - 2000/300 = -992/300 - After reducing the fraction, the answer is -248/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/50-80/12 84/25-80/24 84/75-80/12 84/25-80/36 84/25-80/60 84/25-80/84