Answers

Add 20/4 and 75/63

1^st number: 5 0/4, 2^nd number: 1 12/63

20/4 + 75/63 is 130/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 63 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 4 × 63 = 252,
   20/4 = 20 × 63/4 × 63 = 1260/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   75/63 = 75 × 4/63 × 4 = 300/252
4. Add the two like fractions:
   1260/252 + 300/252 = 1260 + 300/252 = 1560/252
5. 1560/252 simplified gives 130/21
6. So, 20/4 + 75/63 = 130/21
   In mixed form: 64/21

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