Add 21/98 and 27/4
1st number: 21/98, 2nd number: 6 3/4
21/98 + 27/4 is 195/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 4 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
21/98 = 21 × 2/98 × 2 = 42/196 - Likewise, for the 2nd fraction, since 4 × 49 = 196,
27/4 = 27 × 49/4 × 49 = 1323/196 - Add the two like fractions:
42/196 + 1323/196 = 42 + 1323/196 = 1365/196 - 1365/196 simplified gives 195/28
- So, 21/98 + 27/4 = 195/28
In mixed form: 627/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/98+27/4 21/98+54/4 21/98+27/8 63/98+27/4 21/98+81/4 21/98+27/12 21/98+27/20 21/98+27/28