Subtract 28/98 from 5/75
5/75 - 28/98 is -23/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 98 is 7350
Next, find the equivalent fraction of both fractional numbers with denominator 7350 - For the 1st fraction, since 75 × 98 = 7350,
5/75 = 5 × 98/75 × 98 = 490/7350 - Likewise, for the 2nd fraction, since 98 × 75 = 7350,
28/98 = 28 × 75/98 × 75 = 2100/7350 - Subtract the two like fractions:
490/7350 - 2100/7350 = 490 - 2100/7350 = -1610/7350 - After reducing the fraction, the answer is -23/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/75-28/98 5/75-56/98 15/75-28/98 5/75-84/98 25/75-28/98 35/75-28/98