Subtract 56/7 from 18/75
1st number: 18/75, 2nd number: 8 0/7
18/75 - 56/7 is -194/25.
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,
18/75 = 18 × 7/75 × 7 = 126/525 - Likewise, for the 2nd fraction, since 7 × 75 = 525,
56/7 = 56 × 75/7 × 75 = 4200/525 - Subtract the two like fractions:
126/525 - 4200/525 = 126 - 4200/525 = -4074/525 - After reducing the fraction, the answer is -194/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75-56/7 18/75-56/14 54/75-56/7 18/75-56/21 90/75-56/7 18/75-56/35 18/75-56/49