Problem 41 of 7
Choose the expression matching the verbal description Half the difference between 10 and a number y: (10 - y)/2, 10 - y/2, 2/(10 - y).
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
parse operation order and grouped quantities.
Hidden until you reveal it.
Choices must differ by grouping or operation order.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Parse which quantity is calculated first.
2. Use parentheses to group quantities that must be treated as one amount.
3. Match operations in the order described.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Expression with wrong grouping or operation order.