Answers

Add 70/54 and 56/3

1^st number: 1 16/54, 2^nd number: 18 2/3

70/54 + 56/3 is 539/27.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 3 is 54
   
   Next, find the equivalent fraction of both fractional numbers with denominator 54
2. For the 1st fraction, since 54 × 1 = 54,
   70/54 = 70 × 1/54 × 1 = 70/54
3. Likewise, for the 2nd fraction, since 3 × 18 = 54,
   56/3 = 56 × 18/3 × 18 = 1008/54
4. Add the two like fractions:
   70/54 + 1008/54 = 70 + 1008/54 = 1078/54
5. 1078/54 simplified gives 539/27
6. So, 70/54 + 56/3 = 539/27
   In mixed form: 1926/27

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