Add 7/90 and 2/98
7/90 + 2/98 is 433/4410.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
7/90 = 7 × 49/90 × 49 = 343/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
2/98 = 2 × 45/98 × 45 = 90/4410 - Add the two like fractions:
343/4410 + 90/4410 = 343 + 90/4410 = 433/4410 - So, 7/90 + 2/98 = 433/4410
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/90+2/98 7/90+4/98 21/90+2/98 7/90+6/98 35/90+2/98 7/90+10/98 49/90+2/98 7/90+14/98