Subtract 98/16 from 25/21
1st number: 1 4/21, 2nd number: 6 2/16
25/21 - 98/16 is -829/168.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 21 × 16 = 336,
25/21 = 25 × 16/21 × 16 = 400/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
98/16 = 98 × 21/16 × 21 = 2058/336 - Subtract the two like fractions:
400/336 - 2058/336 = 400 - 2058/336 = -1658/336 - After reducing the fraction, the answer is -829/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21-98/16 25/42-98/16 25/21-98/32 75/21-98/16 25/63-98/16 25/21-98/48 25/21-98/80