This math topic focuses on calculating percentage growth, specifically by multiples of 10%. It introduces how to find a percentage of a number and then use that calculation to determine the total after an increase by a specified percentage. The problems provided increase in difficulty, helping users understand and apply the concept of percentage growth in various contexts. Each question begins with calculating a basic percentage of a base number and then progresses to asking what the new total is after adding an additional percentage to the original number.
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