Subtract 12/98 from 27/28
27/28 - 12/98 is 165/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 98 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 28 × 7 = 196,
27/28 = 27 × 7/28 × 7 = 189/196 - Likewise, for the 2nd fraction, since 98 × 2 = 196,
12/98 = 12 × 2/98 × 2 = 24/196 - Subtract the two like fractions:
189/196 - 24/196 = 189 - 24/196 = 165/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/28-12/98 27/28-24/98 27/56-12/98 81/28-12/98 27/28-36/98 27/84-12/98 27/28-60/98 27/28-84/98