Number Lines

What number is represented by the red box if the numbers are 169, 171, 170, 174?

• 169

• 171

• 170

• 174

What is a number line?

• A curved line that represents numbers in order.

• A straight line that represents numbers in order. It shows the position of numbers relative to each other.

• A line that only shows even numbers.

• A line that represents numbers in a random order.

What is the missing number: 10, 20, __, 40?

• 25

• 30

• 35

• 45

What is the missing number: 50, __, 70, 80?

• 55

• 60

• 65

• 75

If you have a number line from 1 to 10, what is the 5th number?

• 3

• 5

• 7

• 9

What does each point on a number line represent?

• A specific number.

• A random value.

• An equation.

• A geometric shape.

What is the value of the number in the middle of 100 and 200 on a number line?

• 100

• 150

• 200

• 125

What is the missing number: 1, 2, __, 4, 5?

• 2

• 3

• 6

• 4

What is the missing number: 200, 210, __, 230?

• 215

• 220

• 225

• 235

How do you find a number on a number line?

• You locate the number by counting from the starting point (usually zero) to the number you are looking for.

• You randomly guess the number's position on the line.

• You draw a line and place the number anywhere you like.

• You ask someone else to tell you where the number is.