Add 98/3 and 1/21
1st number: 32 2/3, 2nd number: 1/21
98/3 + 1/21 is 229/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 21 is 21
Next, find the equivalent fraction of both fractional numbers with denominator 21 - For the 1st fraction, since 3 × 7 = 21,
98/3 = 98 × 7/3 × 7 = 686/21 - Likewise, for the 2nd fraction, since 21 × 1 = 21,
1/21 = 1 × 1/21 × 1 = 1/21 - Add the two like fractions:
686/21 + 1/21 = 686 + 1/21 = 687/21 - 687/21 simplified gives 229/7
- So, 98/3 + 1/21 = 229/7
In mixed form: 325/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/3+2/21 98/6+1/21 98/3+1/42 98/3+3/21 98/9+1/21 98/3+1/63 98/3+5/21 98/15+1/21 98/3+7/21 98/21+1/21