Subtract 6/36 from 3/30
3/30 - 6/36 is -1/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 30 × 6 = 180,
3/30 = 3 × 6/30 × 6 = 18/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
6/36 = 6 × 5/36 × 5 = 30/180 - Subtract the two like fractions:
18/180 - 30/180 = 18 - 30/180 = -12/180 - After reducing the fraction, the answer is -1/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30-6/36 3/30-12/36 3/60-6/36 3/30-6/72 9/30-6/36 3/30-18/36 3/90-6/36 15/30-6/36 3/30-30/36 21/30-6/36 3/30-42/36