Answers

Add 70/81 and 56/54

1^st number: 70/81, 2^nd number: 1 2/54

70/81 + 56/54 is 154/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 81 and 54 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 81 × 2 = 162,
   70/81 = 70 × 2/81 × 2 = 140/162
3. Likewise, for the 2nd fraction, since 54 × 3 = 162,
   56/54 = 56 × 3/54 × 3 = 168/162
4. Add the two like fractions:
   140/162 + 168/162 = 140 + 168/162 = 308/162
5. 308/162 simplified gives 154/81
6. So, 70/81 + 56/54 = 154/81
   In mixed form: 173/81

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