Add 9/90 and 16/49
9/90 + 16/49 is 209/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
9/90 = 9 × 49/90 × 49 = 441/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
16/49 = 16 × 90/49 × 90 = 1440/4410 - Add the two like fractions:
441/4410 + 1440/4410 = 441 + 1440/4410 = 1881/4410 - 1881/4410 simplified gives 209/490
- So, 9/90 + 16/49 = 209/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/90+16/49 9/90+32/49 9/90+16/98 27/90+16/49 9/90+48/49 45/90+16/49 9/90+80/49 63/90+16/49