Subtract 36/35 from 18/75
1st number: 18/75, 2nd number: 1 1/35
18/75 - 36/35 is -138/175.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 35 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 35 × 15 = 525,
36/35 = 36 × 15/35 × 15 = 540/525 - Subtract the two like fractions:
126/525 - 540/525 = 126 - 540/525 = -414/525 - After reducing the fraction, the answer is -138/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/75-36/35 18/75-72/35 18/75-36/70 54/75-36/35 90/75-36/35