Add 7/12 and 42/98
7/12 + 42/98 is 85/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 12 × 49 = 588,
7/12 = 7 × 49/12 × 49 = 343/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
42/98 = 42 × 6/98 × 6 = 252/588 - Add the two like fractions:
343/588 + 252/588 = 343 + 252/588 = 595/588 - 595/588 simplified gives 85/84
- So, 7/12 + 42/98 = 85/84
In mixed form: 11/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12+42/98 7/12+84/98 7/24+42/98 21/12+42/98 7/36+42/98 35/12+42/98 7/60+42/98 49/12+42/98 7/84+42/98