Subtract 7/72 from 14/84
14/84 - 7/72 is 5/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 84 × 6 = 504,
14/84 = 14 × 6/84 × 6 = 84/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
7/72 = 7 × 7/72 × 7 = 49/504 - Subtract the two like fractions:
84/504 - 49/504 = 84 - 49/504 = 35/504 - After reducing the fraction, the answer is 5/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/84-7/72 14/84-14/72 42/84-7/72 14/84-21/72 70/84-7/72 14/84-35/72 98/84-7/72 14/84-49/72