Add 28/98 and 3/81
28/98 + 3/81 is 61/189.
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,
28/98 = 28 × 81/98 × 81 = 2268/7938 - Likewise, for the 2nd fraction, since 81 × 98 = 7938,
3/81 = 3 × 98/81 × 98 = 294/7938 - Add the two like fractions:
2268/7938 + 294/7938 = 2268 + 294/7938 = 2562/7938 - 2562/7938 simplified gives 61/189
- So, 28/98 + 3/81 = 61/189
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/98+3/81 28/98+6/81 84/98+3/81 28/98+9/81 28/98+15/81 28/98+21/81