Subtract 2/8 from 10/30
10/30 - 2/8 is 1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
10/30 = 10 × 4/30 × 4 = 40/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
2/8 = 2 × 15/8 × 15 = 30/120 - Subtract the two like fractions:
40/120 - 30/120 = 40 - 30/120 = 10/120 - After reducing the fraction, the answer is 1/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/30-2/8 10/30-4/8 10/60-2/8 10/30-2/16 10/30-6/8 10/90-2/8 10/30-2/24 50/30-2/8 10/30-10/8 10/30-2/40 70/30-2/8 10/30-14/8 10/30-2/56