Answers

Add 2/21 and 27/64

2/21 + 27/64 is 695/1344.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 21 × 64 = 1344,
   2/21 = 2 × 64/21 × 64 = 128/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   27/64 = 27 × 21/64 × 21 = 567/1344
4. Add the two like fractions:
   128/1344 + 567/1344 = 128 + 567/1344 = 695/1344
5. So, 2/21 + 27/64 = 695/1344

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