Subtract 32/36 from 21/4
1st number: 5 1/4, 2nd number: 32/36
21/4 - 32/36 is 157/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
21/4 = 21 × 9/4 × 9 = 189/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
32/36 = 32 × 1/36 × 1 = 32/36 - Subtract the two like fractions:
189/36 - 32/36 = 189 - 32/36 = 157/36 - In mixed form: 413/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/4-32/36 21/4-64/36 21/8-32/36 21/4-32/72 63/4-32/36 21/4-96/36 21/12-32/36 21/20-32/36 21/28-32/36