Answers

Add 16/63 and 27/56

16/63 + 27/56 is 53/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 56 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 63 × 8 = 504,
   16/63 = 16 × 8/63 × 8 = 128/504
3. Likewise, for the 2nd fraction, since 56 × 9 = 504,
   27/56 = 27 × 9/56 × 9 = 243/504
4. Add the two like fractions:
   128/504 + 243/504 = 128 + 243/504 = 371/504
5. 371/504 simplified gives 53/72
6. So, 16/63 + 27/56 = 53/72

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