Subtract 8/5 from 10/30
1st number: 10/30, 2nd number: 1 3/5
10/30 - 8/5 is -19/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
10/30 = 10 × 1/30 × 1 = 10/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
8/5 = 8 × 6/5 × 6 = 48/30 - Subtract the two like fractions:
10/30 - 48/30 = 10 - 48/30 = -38/30 - After reducing the fraction, the answer is -19/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30-8/5 10/30-16/5 10/60-8/5 10/30-8/10 10/30-24/5 10/90-8/5 10/30-8/15 50/30-8/5 10/30-40/5 10/30-8/25 70/30-8/5 10/30-56/5 10/30-8/35