Subtract 18/24 from 15/98
15/98 - 18/24 is -117/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 24 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 98 × 12 = 1176,
15/98 = 15 × 12/98 × 12 = 180/1176 - Likewise, for the 2nd fraction, since 24 × 49 = 1176,
18/24 = 18 × 49/24 × 49 = 882/1176 - Subtract the two like fractions:
180/1176 - 882/1176 = 180 - 882/1176 = -702/1176 - After reducing the fraction, the answer is -117/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/98-18/24 15/98-36/24 15/98-18/48 45/98-18/24 15/98-54/24 15/98-18/72 75/98-18/24 15/98-90/24