Answers

Add 63/60 and 28/5

1^st number: 1 3/60, 2^nd number: 5 3/5

63/60 + 28/5 is 133/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 5 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 60 × 1 = 60,
   63/60 = 63 × 1/60 × 1 = 63/60
3. Likewise, for the 2nd fraction, since 5 × 12 = 60,
   28/5 = 28 × 12/5 × 12 = 336/60
4. Add the two like fractions:
   63/60 + 336/60 = 63 + 336/60 = 399/60
5. 399/60 simplified gives 133/20
6. So, 63/60 + 28/5 = 133/20
   In mixed form: 613/20

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