Calculate:;;.
Solution
### Problem 1 Calculation:
Given:
Step-by-step calculation:
1. Simplify the expression by following the order of operations:
2. Combine like terms:
3. Continue simplification:
Final Answer:
### Problem 2 Calculation:
Given:
Step-by-step calculation:
1. Evaluate each part of the expression:
2. Perform the division and multiplication:
3. Combine the results:
Final Answer:
### Problem 3 Calculation:
Given:
Step-by-step calculation:
1. Distribute across the fractions:
2. Perform the multiplication for each term:
3. Combine the results:
Final Answer:
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