# Siri want to buy a book bag. Last week the book bag cost $58 but this week it is on sale for $46. What percent did the price decrease?

##### 1 Answer

#### Explanation:

Many an argument has taken place about the proper use of percentages. The symbol % is like a unit of measurement that is worth

S0 for example 60% is the same as

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Initial state is value $58

This changes to the state of $46

So as a fraction of the initial state the change is

Multiply by 1 and you do not change the vale.

but this is the same as:

but

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