Subtract 56/18 from 4/30
1st number: 4/30, 2nd number: 3 2/18
4/30 - 56/18 is -134/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
4/30 = 4 × 3/30 × 3 = 12/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
56/18 = 56 × 5/18 × 5 = 280/90 - Subtract the two like fractions:
12/90 - 280/90 = 12 - 280/90 = -268/90 - After reducing the fraction, the answer is -134/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30-56/18 4/60-56/18 4/30-56/36 12/30-56/18 4/90-56/18 4/30-56/54 20/30-56/18 4/30-56/90 28/30-56/18