Subtract 21/32 from 20/2
1st number: 10 0/2, 2nd number: 21/32
20/2 - 21/32 is 299/32.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 2 × 16 = 32,
20/2 = 20 × 16/2 × 16 = 320/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
21/32 = 21 × 1/32 × 1 = 21/32 - Subtract the two like fractions:
320/32 - 21/32 = 320 - 21/32 = 299/32 - In mixed form: 911/32
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/2-21/32 20/2-42/32 20/4-21/32 20/2-21/64 60/2-21/32 20/2-63/32 20/6-21/32 20/2-21/96 20/10-21/32 20/14-21/32