Subtract 21/72 from 48/14
1st number: 3 6/14, 2nd number: 21/72
48/14 - 21/72 is 527/168.
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,
48/14 = 48 × 36/14 × 36 = 1728/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
21/72 = 21 × 7/72 × 7 = 147/504 - Subtract the two like fractions:
1728/504 - 147/504 = 1728 - 147/504 = 1581/504 - After reducing the fraction, the answer is 527/168
- In mixed form: 323/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/14-21/72 48/14-42/72 48/28-21/72 48/14-63/72 48/42-21/72 48/70-21/72 48/98-21/72