Subtract 27/32 from 75/21
1st number: 3 12/21, 2nd number: 27/32
75/21 - 27/32 is 611/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 32 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 21 × 32 = 672,
75/21 = 75 × 32/21 × 32 = 2400/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
27/32 = 27 × 21/32 × 21 = 567/672 - Subtract the two like fractions:
2400/672 - 567/672 = 2400 - 567/672 = 1833/672 - After reducing the fraction, the answer is 611/224
- In mixed form: 2163/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/21-54/32 75/42-27/32 75/21-27/64 75/21-81/32 75/63-27/32 75/21-27/96