Subtract 84/27 from 8/5
1st number: 1 3/5, 2nd number: 3 3/27
8/5 - 84/27 is -68/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
8/5 = 8 × 27/5 × 27 = 216/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
84/27 = 84 × 5/27 × 5 = 420/135 - Subtract the two like fractions:
216/135 - 420/135 = 216 - 420/135 = -204/135 - After reducing the fraction, the answer is -68/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/5-84/27 8/10-84/27 8/5-84/54 24/5-84/27 8/15-84/27 8/5-84/81 40/5-84/27 8/25-84/27 56/5-84/27 8/35-84/27