Answers

Add 84/63 and 45/6

1^st number: 1 21/63, 2^nd number: 7 3/6

84/63 + 45/6 is 53/6.

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,
   45/6 = 45 × 21/6 × 21 = 945/126
4. Add the two like fractions:
   168/126 + 945/126 = 168 + 945/126 = 1113/126
5. 1113/126 simplified gives 53/6
6. So, 84/63 + 45/6 = 53/6
   In mixed form: 85/6

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