Answers

Add 28/64 and 70/54

1^st number: 28/64, 2^nd number: 1 16/54

28/64 + 70/54 is 749/432.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 54 is 1728
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1728
2. For the 1st fraction, since 64 × 27 = 1728,
   28/64 = 28 × 27/64 × 27 = 756/1728
3. Likewise, for the 2nd fraction, since 54 × 32 = 1728,
   70/54 = 70 × 32/54 × 32 = 2240/1728
4. Add the two like fractions:
   756/1728 + 2240/1728 = 756 + 2240/1728 = 2996/1728
5. 2996/1728 simplified gives 749/432
6. So, 28/64 + 70/54 = 749/432
   In mixed form: 1317/432

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