Adding and Subtracting Integers on a Number Line

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

What does it mean to add integers?

Back

Adding integers involves combining their values. If both integers are positive, the result is positive. If both are negative, the result is negative. If one is positive and one is negative, subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

What does it mean to subtract integers?

Back

Subtracting integers means finding the difference between them. This can be done by adding the opposite of the integer being subtracted.

Front

When subtracting integers, what is the first step?

Back

Start at the first integer in the equation.

Front

How do you represent subtraction on a number line?

Back

To represent subtraction on a number line, you move to the left from the starting point.

Front

What happens when you add a positive integer on a number line?

Back

You move to the right on the number line.

Front

What happens when you add a negative integer on a number line?

Back

You move to the left on the number line.

Front

Back

Front

Back

Front

Back