Answers

Add 63/36 and 20/9

1^st number: 1 27/36, 2^nd number: 2 2/9

63/36 + 20/9 is 143/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 36 and 9 is 36
   
   Next, find the equivalent fraction of both fractional numbers with denominator 36
2. For the 1st fraction, since 36 × 1 = 36,
   63/36 = 63 × 1/36 × 1 = 63/36
3. Likewise, for the 2nd fraction, since 9 × 4 = 36,
   20/9 = 20 × 4/9 × 4 = 80/36
4. Add the two like fractions:
   63/36 + 80/36 = 63 + 80/36 = 143/36
5. So, 63/36 + 20/9 = 143/36
   In mixed form: 335/36

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