Add 12/42 and 49/27
1st number: 12/42, 2nd number: 1 22/27
12/42 + 49/27 is 397/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 27 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 42 × 9 = 378,
12/42 = 12 × 9/42 × 9 = 108/378 - Likewise, for the 2nd fraction, since 27 × 14 = 378,
49/27 = 49 × 14/27 × 14 = 686/378 - Add the two like fractions:
108/378 + 686/378 = 108 + 686/378 = 794/378 - 794/378 simplified gives 397/189
- So, 12/42 + 49/27 = 397/189
In mixed form: 219/189
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