Add 3/81 and 84/98
3/81 + 84/98 is 169/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 98 is 7938
Next, find the equivalent fraction of both fractional numbers with denominator 7938 - For the 1st fraction, since 81 × 98 = 7938,
3/81 = 3 × 98/81 × 98 = 294/7938 - Likewise, for the 2nd fraction, since 98 × 81 = 7938,
84/98 = 84 × 81/98 × 81 = 6804/7938 - Add the two like fractions:
294/7938 + 6804/7938 = 294 + 6804/7938 = 7098/7938 - 7098/7938 simplified gives 169/189
- So, 3/81 + 84/98 = 169/189
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