Answers

Add 7/2 and 56/84

1^st number: 3 1/2, 2^nd number: 56/84

7/2 + 56/84 is 25/6.

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,
   7/2 = 7 × 42/2 × 42 = 294/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   56/84 = 56 × 1/84 × 1 = 56/84
4. Add the two like fractions:
   294/84 + 56/84 = 294 + 56/84 = 350/84
5. 350/84 simplified gives 25/6
6. So, 7/2 + 56/84 = 25/6
   In mixed form: 41/6

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