Subtract 9/72 from 3/14
3/14 - 9/72 is 5/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 14 × 36 = 504,
3/14 = 3 × 36/14 × 36 = 108/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
9/72 = 9 × 7/72 × 7 = 63/504 - Subtract the two like fractions:
108/504 - 63/504 = 108 - 63/504 = 45/504 - After reducing the fraction, the answer is 5/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/14-9/72 3/14-18/72 3/28-9/72 9/14-9/72 3/14-27/72 3/42-9/72 15/14-9/72 3/14-45/72 3/70-9/72 21/14-9/72 3/14-63/72 3/98-9/72