Add 20/3 and 42/98
1st number: 6 2/3, 2nd number: 42/98
20/3 + 42/98 is 149/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 3 × 98 = 294,
20/3 = 20 × 98/3 × 98 = 1960/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
42/98 = 42 × 3/98 × 3 = 126/294 - Add the two like fractions:
1960/294 + 126/294 = 1960 + 126/294 = 2086/294 - 2086/294 simplified gives 149/21
- So, 20/3 + 42/98 = 149/21
In mixed form: 72/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/3+42/98 20/3+84/98 20/6+42/98 60/3+42/98 20/9+42/98 20/15+42/98 20/21+42/98