Add 2/98 and 40/81
2/98 + 40/81 is 2041/3969.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 81 is 7938
Next, find the equivalent fraction of both fractional numbers with denominator 7938 - For the 1st fraction, since 98 × 81 = 7938,
2/98 = 2 × 81/98 × 81 = 162/7938 - Likewise, for the 2nd fraction, since 81 × 98 = 7938,
40/81 = 40 × 98/81 × 98 = 3920/7938 - Add the two like fractions:
162/7938 + 3920/7938 = 162 + 3920/7938 = 4082/7938 - 4082/7938 simplified gives 2041/3969
- So, 2/98 + 40/81 = 2041/3969
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/98+40/81 2/98+80/81 6/98+40/81 10/98+40/81 14/98+40/81