Subtract 2/72 from 2/98
2/98 - 2/72 is -13/1764.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 72 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 98 × 36 = 3528,
2/98 = 2 × 36/98 × 36 = 72/3528 - Likewise, for the 2nd fraction, since 72 × 49 = 3528,
2/72 = 2 × 49/72 × 49 = 98/3528 - Subtract the two like fractions:
72/3528 - 98/3528 = 72 - 98/3528 = -26/3528 - After reducing the fraction, the answer is -13/1764
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/98-2/72 2/98-4/72 6/98-2/72 2/98-6/72 10/98-2/72 2/98-10/72 14/98-2/72 2/98-14/72