Add 30/81 and 30/64
30/81 + 30/64 is 725/864.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 64 is 5184
Next, find the equivalent fraction of both fractional numbers with denominator 5184 - For the 1st fraction, since 81 × 64 = 5184,
30/81 = 30 × 64/81 × 64 = 1920/5184 - Likewise, for the 2nd fraction, since 64 × 81 = 5184,
30/64 = 30 × 81/64 × 81 = 2430/5184 - Add the two like fractions:
1920/5184 + 2430/5184 = 1920 + 2430/5184 = 4350/5184 - 4350/5184 simplified gives 725/864
- So, 30/81 + 30/64 = 725/864
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