Subtract 35/27 from 80/84
1st number: 80/84, 2nd number: 1 8/27
80/84 - 35/27 is -65/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 84 × 9 = 756,
80/84 = 80 × 9/84 × 9 = 720/756 - Likewise, for the 2nd fraction, since 27 × 28 = 756,
35/27 = 35 × 28/27 × 28 = 980/756 - Subtract the two like fractions:
720/756 - 980/756 = 720 - 980/756 = -260/756 - After reducing the fraction, the answer is -65/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/84-70/27 80/84-35/54 80/84-35/81