Answers

Add 15/56 and 27/64

15/56 + 27/64 is 309/448.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 64 is 448
   
   Next, find the equivalent fraction of both fractional numbers with denominator 448
2. For the 1st fraction, since 56 × 8 = 448,
   15/56 = 15 × 8/56 × 8 = 120/448
3. Likewise, for the 2nd fraction, since 64 × 7 = 448,
   27/64 = 27 × 7/64 × 7 = 189/448
4. Add the two like fractions:
   120/448 + 189/448 = 120 + 189/448 = 309/448
5. So, 15/56 + 27/64 = 309/448

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