Subtract 21/75 from 40/16
1st number: 2 8/16, 2nd number: 21/75
40/16 - 21/75 is 111/50.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 75 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 16 × 75 = 1200,
40/16 = 40 × 75/16 × 75 = 3000/1200 - Likewise, for the 2nd fraction, since 75 × 16 = 1200,
21/75 = 21 × 16/75 × 16 = 336/1200 - Subtract the two like fractions:
3000/1200 - 336/1200 = 3000 - 336/1200 = 2664/1200 - After reducing the fraction, the answer is 111/50
- In mixed form: 211/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/16-21/75 40/16-42/75 40/32-21/75 40/16-63/75 40/48-21/75 40/80-21/75