Subtract 56/8 from 7/30
1st number: 7/30, 2nd number: 7 0/8
7/30 - 56/8 is -203/30.
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,
7/30 = 7 × 4/30 × 4 = 28/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
56/8 = 56 × 15/8 × 15 = 840/120 - Subtract the two like fractions:
28/120 - 840/120 = 28 - 840/120 = -812/120 - After reducing the fraction, the answer is -203/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/30-56/8 7/60-56/8 7/30-56/16 21/30-56/8 7/90-56/8 7/30-56/24 35/30-56/8 7/30-56/40 49/30-56/8