Adding and Subtracting Integers

Front

What is an integer?

Back

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

Front

What does it mean to add a negative integer?

Back

Adding a negative integer is the same as subtracting the absolute value of that integer.

Front

What is the result of 24 + (-6)?

Back

The result is 18.

Front

How do you find the change in temperature when it goes from -5 degrees to 8 degrees?

Back

You subtract the initial temperature from the final temperature: 8 - (-5) = 8 + 5 = 13 degrees.

Front

What is the expression for descending 40 feet and then swimming up 10 feet?

Back

The expression is -40 + 10 = -30 feet.

Front

What is the result of 11 - (-5)?

Back

The result is 16.

Front

How do you represent a temperature drop of 3 degrees from 10 degrees?

Back

You subtract: 10 - 3 = 7 degrees.

Front

What is the value of -7 + (-3)?

Back

The value is -10.

Front

If you have -9 + 5, what is the result?

Back

The result is -4.

Front

What does it mean to subtract a negative integer?

Back

Subtracting a negative integer is the same as adding the absolute value of that integer.