Subtract 9/84 from 35/72
35/72 - 9/84 is 191/504.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
35/72 = 35 × 7/72 × 7 = 245/504 - Likewise, for the 2nd fraction, since 84 × 6 = 504,
9/84 = 9 × 6/84 × 6 = 54/504 - Subtract the two like fractions:
245/504 - 54/504 = 245 - 54/504 = 191/504
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/72-9/84 35/72-18/84 35/72-27/84 35/72-45/84 35/72-63/84