Add 35/42 and 90/98
35/42 + 90/98 is 515/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
35/42 = 35 × 7/42 × 7 = 245/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
90/98 = 90 × 3/98 × 3 = 270/294 - Add the two like fractions:
245/294 + 270/294 = 245 + 270/294 = 515/294 - So, 35/42 + 90/98 = 515/294
In mixed form: 1221/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/42+90/98 35/84+90/98