This math topic focuses on calculating the final amount of money after it has changed by multiples of 10% as part of a broader introduction to percentages. It includes applying percentages to real-life scenarios, such as determining final-costs after adding tips and calculating total amounts after interest growth. Each problem presents an initial amount of money and asks to calculate the resultant amount after adding a specific percentage. It provides an excellent practice for understanding and manipulating basic percentage calculations in various contexts.
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Calculate the final amount when it changes by a percentage
Add 30% tip to $80