To reach her goal of buying a new bike, Marsha will need to save $10 each week.

To reach her goal of buying a new bike each week, Marsha will need to save $10.
In three to five sentences, explain how the placement of the italicized phrase changes the meaning of the sentence.

The placement of the italicized phrase changes the subject and purpose of the sentence. In the first sentence, the focus is on Marsha's goal of buying a new bike and how much she needs to save each week to achieve it. In the second sentence, the focus is on Marsha's weekly goal of buying a new bike and how much she needs to save to achieve it. The difference is subtle but significant as it shifts the focus from a long-term financial goal to a short-term purchasing goal.