Add 18/63 and 36/27
1st number: 18/63, 2nd number: 1 9/27
18/63 + 36/27 is 34/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 27 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 63 × 3 = 189,
18/63 = 18 × 3/63 × 3 = 54/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
36/27 = 36 × 7/27 × 7 = 252/189 - Add the two like fractions:
54/189 + 252/189 = 54 + 252/189 = 306/189 - 306/189 simplified gives 34/21
- So, 18/63 + 36/27 = 34/21
In mixed form: 113/21
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