Subtract 9/35 from 40/75
40/75 - 9/35 is 29/105.
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,
40/75 = 40 × 7/75 × 7 = 280/525 - Likewise, for the 2nd fraction, since 35 × 15 = 525,
9/35 = 9 × 15/35 × 15 = 135/525 - Subtract the two like fractions:
280/525 - 135/525 = 280 - 135/525 = 145/525 - After reducing the fraction, the answer is 29/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75-9/35 40/75-18/35 40/75-9/70 40/75-27/35 40/75-45/35 40/75-63/35