Add 12/42 and 98/49
1st number: 12/42, 2nd number: 2 0/49
12/42 + 98/49 is 16/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
12/42 = 12 × 7/42 × 7 = 84/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
98/49 = 98 × 6/49 × 6 = 588/294 - Add the two like fractions:
84/294 + 588/294 = 84 + 588/294 = 672/294 - 672/294 simplified gives 16/7
- So, 12/42 + 98/49 = 16/7
In mixed form: 22/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/42+98/49 12/84+98/49 36/42+98/49 60/42+98/49 84/42+98/49