Subtract 21/32 from 21/3
1st number: 7 0/3, 2nd number: 21/32
21/3 - 21/32 is 203/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 32 is 96
Next, find the equivalent fraction of both fractional numbers with denominator 96 - For the 1st fraction, since 3 × 32 = 96,
21/3 = 21 × 32/3 × 32 = 672/96 - Likewise, for the 2nd fraction, since 32 × 3 = 96,
21/32 = 21 × 3/32 × 3 = 63/96 - Subtract the two like fractions:
672/96 - 63/96 = 672 - 63/96 = 609/96 - After reducing the fraction, the answer is 203/32
- In mixed form: 611/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3-21/32 21/3-42/32 21/6-21/32 21/3-21/64 63/3-21/32 21/3-63/32 21/9-21/32 21/3-21/96 21/15-21/32