Answers

Add 84/18 and 48/63

1^st number: 4 12/18, 2^nd number: 48/63

84/18 + 48/63 is 38/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 63 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 18 × 7 = 126,
   84/18 = 84 × 7/18 × 7 = 588/126
3. Likewise, for the 2nd fraction, since 63 × 2 = 126,
   48/63 = 48 × 2/63 × 2 = 96/126
4. Add the two like fractions:
   588/126 + 96/126 = 588 + 96/126 = 684/126
5. 684/126 simplified gives 38/7
6. So, 84/18 + 48/63 = 38/7
   In mixed form: 53/7

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