Answers

Add 25/2 and 54/84

1^st number: 12 1/2, 2^nd number: 54/84

25/2 + 54/84 is 92/7.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 2 × 42 = 84,
   25/2 = 25 × 42/2 × 42 = 1050/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   54/84 = 54 × 1/84 × 1 = 54/84
4. Add the two like fractions:
   1050/84 + 54/84 = 1050 + 54/84 = 1104/84
5. 1104/84 simplified gives 92/7
6. So, 25/2 + 54/84 = 92/7
   In mixed form: 131/7

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