Add 27/84 and 54/12
1st number: 27/84, 2nd number: 4 6/12
27/84 + 54/12 is 135/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
54/12 = 54 × 7/12 × 7 = 378/84 - Add the two like fractions:
27/84 + 378/84 = 27 + 378/84 = 405/84 - 405/84 simplified gives 135/28
- So, 27/84 + 54/12 = 135/28
In mixed form: 423/28
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