Subtract 2/84 from 56/18
1st number: 3 2/18, 2nd number: 2/84
56/18 - 2/84 is 389/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
56/18 = 56 × 14/18 × 14 = 784/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
2/84 = 2 × 3/84 × 3 = 6/252 - Subtract the two like fractions:
784/252 - 6/252 = 784 - 6/252 = 778/252 - After reducing the fraction, the answer is 389/126
- In mixed form: 311/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/18-4/84 56/36-2/84 56/18-6/84 56/54-2/84 56/18-10/84 56/90-2/84 56/18-14/84