Add 98/21 and 8/63
1st number: 4 14/21, 2nd number: 8/63
98/21 + 8/63 is 302/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
98/21 = 98 × 3/21 × 3 = 294/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
8/63 = 8 × 1/63 × 1 = 8/63 - Add the two like fractions:
294/63 + 8/63 = 294 + 8/63 = 302/63 - So, 98/21 + 8/63 = 302/63
In mixed form: 450/63
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/21+16/63 98/42+8/63 98/21+24/63 98/63+8/63 98/21+40/63 98/21+56/63