Answers

Add 84/5 and 84/63

1^st number: 16 4/5, 2^nd number: 1 21/63

84/5 + 84/63 is 272/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 63 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 5 × 63 = 315,
   84/5 = 84 × 63/5 × 63 = 5292/315
3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
   84/63 = 84 × 5/63 × 5 = 420/315
4. Add the two like fractions:
   5292/315 + 420/315 = 5292 + 420/315 = 5712/315
5. 5712/315 simplified gives 272/15
6. So, 84/5 + 84/63 = 272/15
   In mixed form: 182/15

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