Subtract 35/36 from 42/98
42/98 - 35/36 is -137/252.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 36 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 98 × 18 = 1764,
42/98 = 42 × 18/98 × 18 = 756/1764 - Likewise, for the 2nd fraction, since 36 × 49 = 1764,
35/36 = 35 × 49/36 × 49 = 1715/1764 - Subtract the two like fractions:
756/1764 - 1715/1764 = 756 - 1715/1764 = -959/1764 - After reducing the fraction, the answer is -137/252
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/98-35/36 42/98-70/36 42/98-35/72