Add 49/63 and 4/81
49/63 + 4/81 is 67/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 63 × 9 = 567,
49/63 = 49 × 9/63 × 9 = 441/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
4/81 = 4 × 7/81 × 7 = 28/567 - Add the two like fractions:
441/567 + 28/567 = 441 + 28/567 = 469/567 - 469/567 simplified gives 67/81
- So, 49/63 + 4/81 = 67/81
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