Add 27/42 and 20/98
27/42 + 20/98 is 83/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
27/42 = 27 × 7/42 × 7 = 189/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
20/98 = 20 × 3/98 × 3 = 60/294 - Add the two like fractions:
189/294 + 60/294 = 189 + 60/294 = 249/294 - 249/294 simplified gives 83/98
- So, 27/42 + 20/98 = 83/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/42+20/98 27/42+40/98 27/84+20/98 81/42+20/98 27/42+60/98