Subtract 15/32 from 28/63
28/63 - 15/32 is -7/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 32 is 2016
Next, find the equivalent fraction of both fractional numbers with denominator 2016 - For the 1st fraction, since 63 × 32 = 2016,
28/63 = 28 × 32/63 × 32 = 896/2016 - Likewise, for the 2nd fraction, since 32 × 63 = 2016,
15/32 = 15 × 63/32 × 63 = 945/2016 - Subtract the two like fractions:
896/2016 - 945/2016 = 896 - 945/2016 = -49/2016 - After reducing the fraction, the answer is -7/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/63-15/32 28/63-30/32 28/63-15/64 84/63-15/32 28/63-45/32 28/63-15/96 28/63-75/32