Subtract 18/6 from 2/84
1st number: 2/84, 2nd number: 3 0/6
2/84 - 18/6 is -125/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
2/84 = 2 × 1/84 × 1 = 2/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
18/6 = 18 × 14/6 × 14 = 252/84 - Subtract the two like fractions:
2/84 - 252/84 = 2 - 252/84 = -250/84 - After reducing the fraction, the answer is -125/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/84-18/6 2/84-36/6 2/84-18/12 6/84-18/6 2/84-54/6 10/84-18/6 2/84-90/6 2/84-18/30 14/84-18/6 2/84-18/42