Add 18/42 and 2/49
18/42 + 2/49 is 23/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
18/42 = 18 × 7/42 × 7 = 126/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
2/49 = 2 × 6/49 × 6 = 12/294 - Add the two like fractions:
126/294 + 12/294 = 126 + 12/294 = 138/294 - 138/294 simplified gives 23/49
- So, 18/42 + 2/49 = 23/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/42+2/49 18/42+4/49 18/84+2/49 18/42+2/98 54/42+2/49 18/42+6/49 90/42+2/49 18/42+10/49 18/42+14/49