Add 18/27 and 30/49
18/27 + 30/49 is 188/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 49 is 1323
Next, find the equivalent fraction of both fractional numbers with denominator 1323 - For the 1st fraction, since 27 × 49 = 1323,
18/27 = 18 × 49/27 × 49 = 882/1323 - Likewise, for the 2nd fraction, since 49 × 27 = 1323,
30/49 = 30 × 27/49 × 27 = 810/1323 - Add the two like fractions:
882/1323 + 810/1323 = 882 + 810/1323 = 1692/1323 - 1692/1323 simplified gives 188/147
- So, 18/27 + 30/49 = 188/147
In mixed form: 141/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/27+30/49 18/27+60/49 18/54+30/49 18/27+30/98 54/27+30/49 18/27+90/49 18/81+30/49 90/27+30/49