Subtract 14/32 from 45/21
1st number: 2 3/21, 2nd number: 14/32
45/21 - 14/32 is 191/112.
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,
45/21 = 45 × 32/21 × 32 = 1440/672 - Likewise, for the 2nd fraction, since 32 × 21 = 672,
14/32 = 14 × 21/32 × 21 = 294/672 - Subtract the two like fractions:
1440/672 - 294/672 = 1440 - 294/672 = 1146/672 - After reducing the fraction, the answer is 191/112
- In mixed form: 179/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/21-14/32 45/21-28/32 45/42-14/32 45/21-14/64 45/21-42/32 45/63-14/32 45/21-14/96 45/21-70/32 45/21-98/32