Answers

Add 3/6 and 70/81

3/6 + 70/81 is 221/162.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 6 × 27 = 162,
   3/6 = 3 × 27/6 × 27 = 81/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   70/81 = 70 × 2/81 × 2 = 140/162
4. Add the two like fractions:
   81/162 + 140/162 = 81 + 140/162 = 221/162
5. So, 3/6 + 70/81 = 221/162
   In mixed form: 159/162

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