Positive and Negative Numbers

Front

What are negative numbers?

Back

Negative numbers are integers that are less than zero, represented with a minus sign (-).

Front

What are positive numbers?

Back

Positive numbers are integers greater than zero, represented without a sign or with a plus sign (+).

Front

What is zero in terms of positive and negative numbers?

Back

Zero is neither positive nor negative; it is the neutral point on the number line.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

What is the number line?

Back

The number line is a visual representation of numbers arranged in order, with positive numbers to the right of zero and negative numbers to the left.

Front

Which is greater: -5 or -3?

Back

-3 is greater than -5 because it is closer to zero.

Front

What does it mean to be 'below sea level'?

Back

Being below sea level means having a negative elevation, such as -368 ft.

Front

What does it mean to be 'above sea level'?

Back

Being above sea level means having a positive elevation, such as 2,851 ft.

Front

How do you add a positive number and a negative number?

Back

To add a positive number and a negative number, subtract the smaller absolute value from the larger absolute value and keep the sign of the number with the larger absolute value.

Front

How do you subtract a negative number from a positive number?

Back

Subtracting a negative number is the same as adding its positive counterpart.