Subtract 70/36 from 12/98
1st number: 12/98, 2nd number: 1 34/36
12/98 - 70/36 is -1607/882.
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,
12/98 = 12 × 18/98 × 18 = 216/1764 - Likewise, for the 2nd fraction, since 36 × 49 = 1764,
70/36 = 70 × 49/36 × 49 = 3430/1764 - Subtract the two like fractions:
216/1764 - 3430/1764 = 216 - 3430/1764 = -3214/1764 - After reducing the fraction, the answer is -1607/882
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/98-70/36 12/98-70/72 36/98-70/36 60/98-70/36 84/98-70/36