Answer:
25%
Explanation:
The $400 that you start with could be divided by 4, and you would have $100. That is dividing by 75%, 3/4 of the total money. Therefore, you can remove 1/4 of the $400 to get the $300. That is reduction by, 25%.
Think of quarters, there's 4. They're all 25 cents. Take away one and you have 75%. It was a 25% reduction
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