Enhance your ability to gauge reductions and grasp the significance of diminishing values, through engaging real-world examples of percentage decline and practice problems.

**Example 1:Stock Value Decline **-
The stock value has declined from $60 to $50. What is the percentage decrease in the value of stock?

**Example 2: Monthly Expenses Cut **-
You have reduced your monthly expenses from $1,000 to $800. What is the percent decline in your expenses?

**Example 3: Customer Churn Rate **-
The company had 1,200 customers last year and now has 900. What is the percent decline in the customer base?