Subtract 98/18 from 2/84
1st number: 2/84, 2nd number: 5 8/18
2/84 - 98/18 is -683/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
2/84 = 2 × 3/84 × 3 = 6/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
98/18 = 98 × 14/18 × 14 = 1372/252 - Subtract the two like fractions:
6/252 - 1372/252 = 6 - 1372/252 = -1366/252 - After reducing the fraction, the answer is -683/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/84-98/18 2/84-98/36 6/84-98/18 2/84-98/54 10/84-98/18 2/84-98/90 14/84-98/18