G5 Math - District EOY Units 18-20

Front

What is a mathematical expression?

Back

A combination of numbers, variables, and operations (like addition, subtraction, multiplication, and division) that represents a value.

Front

What does the term 'mean' refer to in statistics?

Back

The mean is the average of a set of numbers, calculated by adding all the numbers together and dividing by the count of numbers.

Front

What is a line plot?

Back

A line plot is a graph that shows the frequency of data along a number line, using dots or marks above the corresponding values.

Front

What is a rule in mathematics?

Back

A rule is a mathematical relationship or operation that defines how to transform input values into output values.

Front

How do you find the mean of a set of numbers?

Back

Add all the numbers together and divide by the total count of numbers.

Front

What does 'n' typically represent in algebraic expressions?

Back

In algebra, 'n' often represents a variable or an unknown number.

Front

What is the purpose of a line plot in data representation?

Back

To visually display the frequency of data points and make it easy to see patterns or trends.

Front

What is the formula for finding the output if the rule is (x + 2) - 8?

Back

Substitute the value of x into the expression, add 2, then subtract 8.

Front

What does it mean if a line plot has multiple dots above the same number?

Back

It indicates that multiple data points share that same value.

Front

What is the significance of the expression '3n + 4'?

Back

It represents a linear relationship where for every unit increase in n, the output increases by 3, plus an additional 4.