Question

the number of students in a class increased from 25 to 29. what is the percent increase?

Explanation:

Step1: Find the amount of increase

$29 - 25=4$

Step2: Calculate the percent - increase

The formula for percent increase is $\frac{\text{increase}}{\text{original amount}}\times100\%$. Here, the original amount is 25 and the increase is 4. So, $\frac{4}{25}\times100\% = 16\%$

Answer:

$16$