Add 49/81 and 56/63
49/81 + 56/63 is 121/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 63 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 81 × 7 = 567,
49/81 = 49 × 7/81 × 7 = 343/567 - Likewise, for the 2nd fraction, since 63 × 9 = 567,
56/63 = 56 × 9/63 × 9 = 504/567 - Add the two like fractions:
343/567 + 504/567 = 343 + 504/567 = 847/567 - 847/567 simplified gives 121/81
- So, 49/81 + 56/63 = 121/81
In mixed form: 140/81
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