Subtract 10/30 from 18/32
18/32 - 10/30 is 11/48.
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,
18/32 = 18 × 15/32 × 15 = 270/480 - Likewise, for the 2nd fraction, since 30 × 16 = 480,
10/30 = 10 × 16/30 × 16 = 160/480 - Subtract the two like fractions:
270/480 - 160/480 = 270 - 160/480 = 110/480 - After reducing the fraction, the answer is 11/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/32-10/30 18/32-20/30 18/64-10/30 18/32-10/60 54/32-10/30 18/96-10/30 18/32-10/90 90/32-10/30 18/32-50/30 18/32-70/30