Subtract 8/7 from 12/75
1st number: 12/75, 2nd number: 1 1/7
12/75 - 8/7 is -172/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 7 is 525
Next, find the equivalent fraction of both fractional numbers with denominator 525 - For the 1st fraction, since 75 × 7 = 525,
12/75 = 12 × 7/75 × 7 = 84/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
8/7 = 8 × 75/7 × 75 = 600/525 - Subtract the two like fractions:
84/525 - 600/525 = 84 - 600/525 = -516/525 - After reducing the fraction, the answer is -172/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/75-8/7 12/75-16/7 12/75-8/14 36/75-8/7 12/75-24/7 12/75-8/21 60/75-8/7 12/75-40/7 12/75-8/35 84/75-8/7 12/75-56/7 12/75-8/49