Subtract 9/98 from 2/72
2/72 - 9/98 is -113/1764.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
2/72 = 2 × 49/72 × 49 = 98/3528 - Likewise, for the 2nd fraction, since 98 × 36 = 3528,
9/98 = 9 × 36/98 × 36 = 324/3528 - Subtract the two like fractions:
98/3528 - 324/3528 = 98 - 324/3528 = -226/3528 - After reducing the fraction, the answer is -113/1764
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72-9/98 2/72-18/98 6/72-9/98 2/72-27/98 10/72-9/98 2/72-45/98 14/72-9/98 2/72-63/98