Positive and Negative Numbers

Front

What are positive numbers?

Back

Positive numbers are numbers greater than zero, such as 1, 2, 3, and so on.

Front

What are negative numbers?

Back

Negative numbers are numbers less than zero, such as -1, -2, -3, and so on.

Front

What does zero represent on a number line?

Back

Zero represents the neutral point on a number line, separating positive and negative numbers.

Front

How do you represent a deposit in a bank?

Back

A deposit is represented by a positive number.

Front

How do you represent a withdrawal in a bank?

Back

A withdrawal is represented by a negative number.

Front

What does -7 meters indicate in terms of sea level?

Back

-7 meters indicates that something is 7 meters below sea level.

Front

What does 0.5 meters indicate in terms of sea level?

Back

0.5 meters indicates that something is 0.5 meters above sea level.

Front

If New Orleans has an elevation of -0.3 meters, what does that mean?

Back

It means New Orleans is 0.3 meters below sea level.

Front

What is the sum of 5 and -3?

Back

The sum of 5 and -3 is 2.

Front

What is the difference between -4 and 2?

Back

The difference between -4 and 2 is -6.