Question

as part of a literacy program, the administration of oakdale high school recorded the total number of books read by students each year. books read at oakdale high school year books 2020 878 2021 770 2022 825 2023 612 2024 791 according to the table, what was the rate of change between 2020 and 2021? books per year submit work it out

Explanation:

Step1: Identify the formula for rate of change

The formula for rate of change is $\frac{y_2 - y_1}{x_2 - x_1}$. Here, $y$ represents the number of books and $x$ represents the year.

Step2: Assign values

For 2020 ($x_1 = 2020$, $y_1 = 878$) and 2021 ($x_2 = 2021$, $y_2 = 770$).

Step3: Substitute into the formula

$\frac{770 - 878}{2021 - 2020}=\frac{- 108}{1}=-108$

Answer:

-108