Subtract 20/35 from 9/75
9/75 - 20/35 is -79/175.
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,
9/75 = 9 × 7/75 × 7 = 63/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
20/35 = 20 × 15/35 × 15 = 300/525 - Subtract the two like fractions:
63/525 - 300/525 = 63 - 300/525 = -237/525 - After reducing the fraction, the answer is -79/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75-20/35 9/75-40/35 9/75-20/70 27/75-20/35 9/75-60/35 45/75-20/35 63/75-20/35