Answers

Add 63/9 and 45/84

1^st number: 7 0/9, 2^nd number: 45/84

63/9 + 45/84 is 211/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 84 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 9 × 28 = 252,
   63/9 = 63 × 28/9 × 28 = 1764/252
3. Likewise, for the 2nd fraction, since 84 × 3 = 252,
   45/84 = 45 × 3/84 × 3 = 135/252
4. Add the two like fractions:
   1764/252 + 135/252 = 1764 + 135/252 = 1899/252
5. 1899/252 simplified gives 211/28
6. So, 63/9 + 45/84 = 211/28
   In mixed form: 715/28

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