Subtract 15/10 from 5/30
1st number: 5/30, 2nd number: 1 5/10
5/30 - 15/10 is -4/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
5/30 = 5 × 1/30 × 1 = 5/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
15/10 = 15 × 3/10 × 3 = 45/30 - Subtract the two like fractions:
5/30 - 45/30 = 5 - 45/30 = -40/30 - After reducing the fraction, the answer is -4/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/30-15/10 5/30-30/10 5/60-15/10 5/30-15/20 15/30-15/10 5/30-45/10 5/90-15/10 5/30-15/30 25/30-15/10 5/30-75/10 5/30-15/50 35/30-15/10 5/30-15/70