Add 20/81 and 3/98
20/81 + 3/98 is 2203/7938.
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,
20/81 = 20 × 98/81 × 98 = 1960/7938 - Likewise, for the 2nd fraction, since 98 × 81 = 7938,
3/98 = 3 × 81/98 × 81 = 243/7938 - Add the two like fractions:
1960/7938 + 243/7938 = 1960 + 243/7938 = 2203/7938 - So, 20/81 + 3/98 = 2203/7938
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