Answers

Add 18/56 and 16/63

18/56 + 16/63 is 145/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 63 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 56 × 9 = 504,
   18/56 = 18 × 9/56 × 9 = 162/504
3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
   16/63 = 16 × 8/63 × 8 = 128/504
4. Add the two like fractions:
   162/504 + 128/504 = 162 + 128/504 = 290/504
5. 290/504 simplified gives 145/252
6. So, 18/56 + 16/63 = 145/252

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