Add 45/27 and 42/63
1st number: 1 18/27, 2nd number: 42/63
45/27 + 42/63 is 7/3.
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,
45/27 = 45 × 7/27 × 7 = 315/189 - Likewise, for the 2nd fraction, since 63 × 3 = 189,
42/63 = 42 × 3/63 × 3 = 126/189 - Add the two like fractions:
315/189 + 126/189 = 315 + 126/189 = 441/189 - 441/189 simplified gives 7/3
- So, 45/27 + 42/63 = 7/3
In mixed form: 21/3
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