Subtract 12/30 from 5/32
5/32 - 12/30 is -39/160.
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,
5/32 = 5 × 15/32 × 15 = 75/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
12/30 = 12 × 16/30 × 16 = 192/480 - Subtract the two like fractions:
75/480 - 192/480 = 75 - 192/480 = -117/480 - After reducing the fraction, the answer is -39/160
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/32-12/30 5/32-24/30 5/64-12/30 5/32-12/60 15/32-12/30 5/32-36/30 5/96-12/30 5/32-12/90 25/32-12/30 5/32-60/30 35/32-12/30 5/32-84/30