Answers

Add 63/84 and 70/9

1^st number: 63/84, 2^nd number: 7 7/9

63/84 + 70/9 is 307/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 9 is 252
   
   Next, find the equivalent fraction of both fractional numbers with denominator 252
2. For the 1st fraction, since 84 × 3 = 252,
   63/84 = 63 × 3/84 × 3 = 189/252
3. Likewise, for the 2nd fraction, since 9 × 28 = 252,
   70/9 = 70 × 28/9 × 28 = 1960/252
4. Add the two like fractions:
   189/252 + 1960/252 = 189 + 1960/252 = 2149/252
5. 2149/252 simplified gives 307/36
6. So, 63/84 + 70/9 = 307/36
   In mixed form: 819/36

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