Answers

Add 20/63 and 56/16

1^st number: 20/63, 2^nd number: 3 8/16

20/63 + 56/16 is 481/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 16 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 63 × 16 = 1008,
   20/63 = 20 × 16/63 × 16 = 320/1008
3. Likewise, for the 2nd fraction, since 16 × 63 = 1008,
   56/16 = 56 × 63/16 × 63 = 3528/1008
4. Add the two like fractions:
   320/1008 + 3528/1008 = 320 + 3528/1008 = 3848/1008
5. 3848/1008 simplified gives 481/126
6. So, 20/63 + 56/16 = 481/126
   In mixed form: 3103/126

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