Subtract 56/48 from 9/18
1st number: 9/18, 2nd number: 1 8/48
9/18 - 56/48 is -2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
9/18 = 9 × 8/18 × 8 = 72/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
56/48 = 56 × 3/48 × 3 = 168/144 - Subtract the two like fractions:
72/144 - 168/144 = 72 - 168/144 = -96/144 - After reducing the fraction, the answer is -2/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 9/36-56/48 9/18-56/96 27/18-56/48 9/54-56/48 45/18-56/48 9/90-56/48 63/18-56/48