Subtract 10/32 from 21/3
1st number: 7 0/3, 2nd number: 10/32
21/3 - 10/32 is 107/16.
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,
10/32 = 10 × 3/32 × 3 = 30/96 - Subtract the two like fractions:
672/96 - 30/96 = 672 - 30/96 = 642/96 - After reducing the fraction, the answer is 107/16
- In mixed form: 611/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3-10/32 21/3-20/32 21/6-10/32 21/3-10/64 63/3-10/32 21/3-30/32 21/9-10/32 21/3-10/96 21/3-50/32 21/15-10/32 21/3-70/32