Subtract 16/98 from 21/8
1st number: 2 5/8, 2nd number: 16/98
21/8 - 16/98 is 965/392.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 98 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
21/8 = 21 × 49/8 × 49 = 1029/392 - Likewise, for the 2nd fraction, since 98 × 4 = 392,
16/98 = 16 × 4/98 × 4 = 64/392 - Subtract the two like fractions:
1029/392 - 64/392 = 1029 - 64/392 = 965/392 - In mixed form: 2181/392
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/8-16/98 21/8-32/98 21/16-16/98 63/8-16/98 21/8-48/98 21/24-16/98 21/8-80/98 21/40-16/98 21/56-16/98