Subtract 15/32 from 2/30
2/30 - 15/32 is -193/480.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 32 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 30 × 16 = 480,
2/30 = 2 × 16/30 × 16 = 32/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
15/32 = 15 × 15/32 × 15 = 225/480 - Subtract the two like fractions:
32/480 - 225/480 = 32 - 225/480 = -193/480
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/30-15/32 2/30-30/32 2/60-15/32 2/30-15/64 6/30-15/32 2/30-45/32 2/90-15/32 2/30-15/96 10/30-15/32 2/30-75/32 14/30-15/32