Subtract 96/30 from 21/32
1st number: 21/32, 2nd number: 3 6/30
21/32 - 96/30 is -407/160.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 30 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 32 × 15 = 480,
21/32 = 21 × 15/32 × 15 = 315/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
96/30 = 96 × 16/30 × 16 = 1536/480 - Subtract the two like fractions:
315/480 - 1536/480 = 315 - 1536/480 = -1221/480 - After reducing the fraction, the answer is -407/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/32-96/30 21/64-96/30 21/32-96/60 63/32-96/30 21/96-96/30 21/32-96/90