Add 15/27 and 20/63
15/27 + 20/63 is 55/63.
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,
20/63 = 20 × 3/63 × 3 = 60/189 - Add the two like fractions:
105/189 + 60/189 = 105 + 60/189 = 165/189 - 165/189 simplified gives 55/63
- So, 15/27 + 20/63 = 55/63
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