Subtract 16/14 from 7/15
1st number: 7/15, 2nd number: 1 2/14
7/15 - 16/14 is -71/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
7/15 = 7 × 14/15 × 14 = 98/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
16/14 = 16 × 15/14 × 15 = 240/210 - Subtract the two like fractions:
98/210 - 240/210 = 98 - 240/210 = -142/210 - After reducing the fraction, the answer is -71/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-16/14 7/15-32/14 7/30-16/14 7/15-16/28 21/15-16/14 7/15-48/14 7/45-16/14 7/15-16/42 35/15-16/14 7/15-80/14 7/75-16/14 7/15-16/70 49/15-16/14 7/15-16/98