Add 27/84 and 18/8
1st number: 27/84, 2nd number: 2 2/8
27/84 + 18/8 is 18/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
27/84 = 27 × 2/84 × 2 = 54/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
18/8 = 18 × 21/8 × 21 = 378/168 - Add the two like fractions:
54/168 + 378/168 = 54 + 378/168 = 432/168 - 432/168 simplified gives 18/7
- So, 27/84 + 18/8 = 18/7
In mixed form: 24/7
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