Add 7/27 and 40/63
7/27 + 40/63 is 169/189.
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,
7/27 = 7 × 7/27 × 7 = 49/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
40/63 = 40 × 3/63 × 3 = 120/189 - Add the two like fractions:
49/189 + 120/189 = 49 + 120/189 = 169/189 - So, 7/27 + 40/63 = 169/189
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