Add 45/63 and 36/27
1st number: 45/63, 2nd number: 1 9/27
45/63 + 36/27 is 43/21.
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,
45/63 = 45 × 3/63 × 3 = 135/189 - Likewise, for the 2nd fraction, since 27 × 7 = 189,
36/27 = 36 × 7/27 × 7 = 252/189 - Add the two like fractions:
135/189 + 252/189 = 135 + 252/189 = 387/189 - 387/189 simplified gives 43/21
- So, 45/63 + 36/27 = 43/21
In mixed form: 21/21
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