Answers

Add 56/45 and 21/64

1^st number: 1 11/45, 2^nd number: 21/64

56/45 + 21/64 is 4529/2880.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 64 is 2880
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2880
2. For the 1st fraction, since 45 × 64 = 2880,
   56/45 = 56 × 64/45 × 64 = 3584/2880
3. Likewise, for the 2nd fraction, since 64 × 45 = 2880,
   21/64 = 21 × 45/64 × 45 = 945/2880
4. Add the two like fractions:
   3584/2880 + 945/2880 = 3584 + 945/2880 = 4529/2880
5. So, 56/45 + 21/64 = 4529/2880
   In mixed form: 11649/2880

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