Answers

Add 63/42 and 60/36

1^st number: 1 21/42, 2^nd number: 1 24/36

63/42 + 60/36 is 19/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 36 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 42 × 6 = 252,
   63/42 = 63 × 6/42 × 6 = 378/252
3. Likewise, for the 2nd fraction, since 36 × 7 = 252,
   60/36 = 60 × 7/36 × 7 = 420/252
4. Add the two like fractions:
   378/252 + 420/252 = 378 + 420/252 = 798/252
5. 798/252 simplified gives 19/6
6. So, 63/42 + 60/36 = 19/6
   In mixed form: 31/6

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