Add 12/27 and 84/42
1st number: 12/27, 2nd number: 2 0/42
12/27 + 84/42 is 22/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 42 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
12/27 = 12 × 14/27 × 14 = 168/378 - Likewise, for the 2nd fraction, since 42 × 9 = 378,
84/42 = 84 × 9/42 × 9 = 756/378 - Add the two like fractions:
168/378 + 756/378 = 168 + 756/378 = 924/378 - 924/378 simplified gives 22/9
- So, 12/27 + 84/42 = 22/9
In mixed form: 24/9
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