Integer Models

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but not a fraction or decimal.

Front

What does it mean to add two negative integers?

Back

Adding two negative integers results in a larger negative integer. For example, -3 + -2 = -5.

Front

What is the result of adding a positive integer to a negative integer?

Back

The result depends on the absolute values of the integers. If the positive integer is larger, the result is positive; if the negative integer is larger, the result is negative.

Front

What is the rule for subtracting integers?

Back

To subtract an integer, add its opposite. For example, to calculate 5 - 3, you can think of it as 5 + (-3).

Front

What is the result of -6 + 9?

Back

The result is 3.

Front

How do you represent the equation for the model of 5 - 8?

Back

The equation is 5 - 8 = -3.

Front

What does the equation -2 + -3 represent?

Back

It represents the addition of two negative integers, resulting in -5.

Front

What is the result of 4 - 5?

Back

The result is -1.

Front

What is the relationship between addition and subtraction of integers?

Back

Addition can be thought of as moving to the right on a number line, while subtraction is moving to the left.

Front

What is the sum of -4 and 5?

Back

The sum is 1.