Answers

Add 84/63 and 12/6

1^st number: 1 21/63, 2^nd number: 2 0/6

84/63 + 12/6 is 10/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 6 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   84/63 = 84 × 2/63 × 2 = 168/126
3. Likewise, for the 2nd fraction, since 6 × 21 = 126,
   12/6 = 12 × 21/6 × 21 = 252/126
4. Add the two like fractions:
   168/126 + 252/126 = 168 + 252/126 = 420/126
5. 420/126 simplified gives 10/3
6. So, 84/63 + 12/6 = 10/3
   In mixed form: 31/3

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