Add 27/90 and 18/49
27/90 + 18/49 is 327/490.
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,
27/90 = 27 × 49/90 × 49 = 1323/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
18/49 = 18 × 90/49 × 90 = 1620/4410 - Add the two like fractions:
1323/4410 + 1620/4410 = 1323 + 1620/4410 = 2943/4410 - 2943/4410 simplified gives 327/490
- So, 27/90 + 18/49 = 327/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/90+18/49 27/90+36/49 27/90+18/98 81/90+18/49 27/90+54/49 27/90+90/49