Answers

Add 70/54 and 45/64

1^st number: 1 16/54, 2^nd number: 45/64

70/54 + 45/64 is 3455/1728.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 64 is 1728
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1728
2. For the 1st fraction, since 54 × 32 = 1728,
   70/54 = 70 × 32/54 × 32 = 2240/1728
3. Likewise, for the 2nd fraction, since 64 × 27 = 1728,
   45/64 = 45 × 27/64 × 27 = 1215/1728
4. Add the two like fractions:
   2240/1728 + 1215/1728 = 2240 + 1215/1728 = 3455/1728
5. So, 70/54 + 45/64 = 3455/1728
   In mixed form: 11727/1728

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