Answers

Add 84/3 and 75/63

1^st number: 28 0/3, 2^nd number: 1 12/63

84/3 + 75/63 is 613/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 63 is 63
   
   Next, find the equivalent fraction of both fractional numbers with denominator 63
2. For the 1st fraction, since 3 × 21 = 63,
   84/3 = 84 × 21/3 × 21 = 1764/63
3. Likewise, for the 2nd fraction, since 63 × 1 = 63,
   75/63 = 75 × 1/63 × 1 = 75/63
4. Add the two like fractions:
   1764/63 + 75/63 = 1764 + 75/63 = 1839/63
5. 1839/63 simplified gives 613/21
6. So, 84/3 + 75/63 = 613/21
   In mixed form: 294/21

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