Add 42/84 and 50/98
42/84 + 50/98 is 99/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 98 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
42/84 = 42 × 7/84 × 7 = 294/588 - Likewise, for the 2nd fraction, since 98 × 6 = 588,
50/98 = 50 × 6/98 × 6 = 300/588 - Add the two like fractions:
294/588 + 300/588 = 294 + 300/588 = 594/588 - 594/588 simplified gives 99/98
- So, 42/84 + 50/98 = 99/98
In mixed form: 11/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: