Add 15/27 and 56/63
15/27 + 56/63 is 13/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 63 is 189
Next, find the equivalent fraction of both fractional numbers with denominator 189 - For the 1st fraction, since 27 × 7 = 189,
15/27 = 15 × 7/27 × 7 = 105/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
56/63 = 56 × 3/63 × 3 = 168/189 - Add the two like fractions:
105/189 + 168/189 = 105 + 168/189 = 273/189 - 273/189 simplified gives 13/9
- So, 15/27 + 56/63 = 13/9
In mixed form: 14/9
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