Subtract 30/10 from 24/18
1st number: 1 6/18, 2nd number: 3 0/10
24/18 - 30/10 is -5/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
24/18 = 24 × 5/18 × 5 = 120/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
30/10 = 30 × 9/10 × 9 = 270/90 - Subtract the two like fractions:
120/90 - 270/90 = 120 - 270/90 = -150/90 - After reducing the fraction, the answer is -5/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/18-30/10 24/18-60/10 24/36-30/10 24/18-30/20 72/18-30/10 24/18-90/10 24/54-30/10 24/90-30/10 24/18-30/50 24/18-30/70