Answers

Add 81/3 and 70/84

1^st number: 27 0/3, 2^nd number: 70/84

81/3 + 70/84 is 167/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 3 × 28 = 84,
   81/3 = 81 × 28/3 × 28 = 2268/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   70/84 = 70 × 1/84 × 1 = 70/84
4. Add the two like fractions:
   2268/84 + 70/84 = 2268 + 70/84 = 2338/84
5. 2338/84 simplified gives 167/6
6. So, 81/3 + 70/84 = 167/6
   In mixed form: 275/6

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