Subtract 35/16 from 21/9
1st number: 2 3/9, 2nd number: 2 3/16
21/9 - 35/16 is 7/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
21/9 = 21 × 16/9 × 16 = 336/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
35/16 = 35 × 9/16 × 9 = 315/144 - Subtract the two like fractions:
336/144 - 315/144 = 336 - 315/144 = 21/144 - After reducing the fraction, the answer is 7/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/9-35/16 21/9-70/16 21/18-35/16 21/9-35/32 63/9-35/16 21/27-35/16 21/9-35/48 21/45-35/16 21/9-35/80 21/63-35/16