Subtract 28/35 from 9/32
9/32 - 28/35 is -83/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 35 is 1120
Next, find the equivalent fraction of both fractional numbers with denominator 1120 - For the 1st fraction, since 32 × 35 = 1120,
9/32 = 9 × 35/32 × 35 = 315/1120 - Likewise, for the 2nd fraction, since 35 × 32 = 1120,
28/35 = 28 × 32/35 × 32 = 896/1120 - Subtract the two like fractions:
315/1120 - 896/1120 = 315 - 896/1120 = -581/1120 - After reducing the fraction, the answer is -83/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/32-28/35 9/32-56/35 9/64-28/35 9/32-28/70 27/32-28/35 9/32-84/35 9/96-28/35 45/32-28/35 63/32-28/35