Add 18/98 and 21/4
1st number: 18/98, 2nd number: 5 1/4
18/98 + 21/4 is 1065/196.
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,
18/98 = 18 × 2/98 × 2 = 36/196 - Likewise, for the 2nd fraction, since 4 × 49 = 196,
21/4 = 21 × 49/4 × 49 = 1029/196 - Add the two like fractions:
36/196 + 1029/196 = 36 + 1029/196 = 1065/196 - So, 18/98 + 21/4 = 1065/196
In mixed form: 585/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/98+21/4 18/98+42/4 18/98+21/8 54/98+21/4 18/98+63/4 18/98+21/12 90/98+21/4 18/98+21/20 18/98+21/28