Subtract 15/4 from 7/14
1st number: 7/14, 2nd number: 3 3/4
7/14 - 15/4 is -13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 4 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 14 × 2 = 28,
7/14 = 7 × 2/14 × 2 = 14/28 - Likewise, for the 2nd fraction, since 4 × 7 = 28,
15/4 = 15 × 7/4 × 7 = 105/28 - Subtract the two like fractions:
14/28 - 105/28 = 14 - 105/28 = -91/28 - After reducing the fraction, the answer is -13/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 7/14-30/4 7/28-15/4 7/14-15/8 21/14-15/4 7/14-45/4 7/42-15/4 7/14-15/12 35/14-15/4 7/14-75/4 7/70-15/4 7/14-15/20 49/14-15/4 7/98-15/4 7/14-15/28