Subtract 70/98 from 2/36
2/36 - 70/98 is -83/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 98 is 1764
Next, find the equivalent fraction of both fractional numbers with denominator 1764 - For the 1st fraction, since 36 × 49 = 1764,
2/36 = 2 × 49/36 × 49 = 98/1764 - Likewise, for the 2nd fraction, since 98 × 18 = 1764,
70/98 = 70 × 18/98 × 18 = 1260/1764 - Subtract the two like fractions:
98/1764 - 1260/1764 = 98 - 1260/1764 = -1162/1764 - After reducing the fraction, the answer is -83/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36-70/98 2/72-70/98 6/36-70/98 10/36-70/98 14/36-70/98