Add 4/98 and 7/90
4/98 + 7/90 is 523/4410.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
4/98 = 4 × 45/98 × 45 = 180/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
7/90 = 7 × 49/90 × 49 = 343/4410 - Add the two like fractions:
180/4410 + 343/4410 = 180 + 343/4410 = 523/4410 - So, 4/98 + 7/90 = 523/4410
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/98+7/90 4/98+14/90 12/98+7/90 4/98+21/90 20/98+7/90 4/98+35/90 28/98+7/90 4/98+49/90