Answers

Add 27/84 and 70/8

1^st number: 27/84, 2^nd number: 8 6/8

27/84 + 70/8 is 127/14.

Steps for adding fractions

1. 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
2. For the 1st fraction, since 84 × 2 = 168,
   27/84 = 27 × 2/84 × 2 = 54/168
3. Likewise, for the 2nd fraction, since 8 × 21 = 168,
   70/8 = 70 × 21/8 × 21 = 1470/168
4. Add the two like fractions:
   54/168 + 1470/168 = 54 + 1470/168 = 1524/168
5. 1524/168 simplified gives 127/14
6. So, 27/84 + 70/8 = 127/14
   In mixed form: 91/14

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