Add 21/63 and 98/4
1st number: 21/63, 2nd number: 24 2/4
21/63 + 98/4 is 149/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
21/63 = 21 × 4/63 × 4 = 84/252 - Likewise, for the 2nd fraction, since 4 × 63 = 252,
98/4 = 98 × 63/4 × 63 = 6174/252 - Add the two like fractions:
84/252 + 6174/252 = 84 + 6174/252 = 6258/252 - 6258/252 simplified gives 149/6
- So, 21/63 + 98/4 = 149/6
In mixed form: 245/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/63+98/4 21/63+98/8 21/63+98/12 21/63+98/20 21/63+98/28