Answers

Add 60/4 and 60/63

1^st number: 15 0/4, 2^nd number: 60/63

60/4 + 60/63 is 335/21.

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,
   60/4 = 60 × 63/4 × 63 = 3780/252
3. Likewise, for the 2nd fraction, since 63 × 4 = 252,
   60/63 = 60 × 4/63 × 4 = 240/252
4. Add the two like fractions:
   3780/252 + 240/252 = 3780 + 240/252 = 4020/252
5. 4020/252 simplified gives 335/21
6. So, 60/4 + 60/63 = 335/21
   In mixed form: 1520/21

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