Add 30/63 and 12/81
30/63 + 12/81 is 118/189.
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,
30/63 = 30 × 9/63 × 9 = 270/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
12/81 = 12 × 7/81 × 7 = 84/567 - Add the two like fractions:
270/567 + 84/567 = 270 + 84/567 = 354/567 - 354/567 simplified gives 118/189
- So, 30/63 + 12/81 = 118/189
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