Answers

Add 21/4 and 9/64

1^st number: 5 1/4, 2^nd number: 9/64

21/4 + 9/64 is 345/64.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 64 is 64
   
   Next, find the equivalent fraction of both fractional numbers with denominator 64
2. For the 1st fraction, since 4 × 16 = 64,
   21/4 = 21 × 16/4 × 16 = 336/64
3. Likewise, for the 2nd fraction, since 64 × 1 = 64,
   9/64 = 9 × 1/64 × 1 = 9/64
4. Add the two like fractions:
   336/64 + 9/64 = 336 + 9/64 = 345/64
5. So, 21/4 + 9/64 = 345/64
   In mixed form: 525/64

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