Subtract 30/36 from 24/30
24/30 - 30/36 is -1/30.
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,
24/30 = 24 × 6/30 × 6 = 144/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Subtract the two like fractions:
144/180 - 150/180 = 144 - 150/180 = -6/180 - After reducing the fraction, the answer is -1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/30-30/36 24/30-60/36 24/60-30/36 24/30-30/72 72/30-30/36 24/30-90/36 24/90-30/36