Subtract 18/32 from 36/30
1st number: 1 6/30, 2nd number: 18/32
36/30 - 18/32 is 51/80.
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,
36/30 = 36 × 16/30 × 16 = 576/480 - Likewise, for the 2nd fraction, since 32 × 15 = 480,
18/32 = 18 × 15/32 × 15 = 270/480 - Subtract the two like fractions:
576/480 - 270/480 = 576 - 270/480 = 306/480 - After reducing the fraction, the answer is 51/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30-18/32 36/30-36/32 36/60-18/32 36/30-18/64 36/30-54/32 36/90-18/32 36/30-18/96 36/30-90/32