Subtract 70/84 from 56/54
1st number: 1 2/54, 2nd number: 70/84
56/54 - 70/84 is 11/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
56/54 = 56 × 14/54 × 14 = 784/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
70/84 = 70 × 9/84 × 9 = 630/756 - Subtract the two like fractions:
784/756 - 630/756 = 784 - 630/756 = 154/756 - After reducing the fraction, the answer is 11/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: