Add 63/81 and 72/98
63/81 + 72/98 is 667/441.
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,
63/81 = 63 × 98/81 × 98 = 6174/7938 - Likewise, for the 2nd fraction, since 98 × 81 = 7938,
72/98 = 72 × 81/98 × 81 = 5832/7938 - Add the two like fractions:
6174/7938 + 5832/7938 = 6174 + 5832/7938 = 12006/7938 - 12006/7938 simplified gives 667/441
- So, 63/81 + 72/98 = 667/441
In mixed form: 1226/441
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