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 more 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. 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, a - b is the same as a + (-b).

Front

What is the result of -6 + 9?

Back

The result is 3.

Front

How do you represent the operation of adding two integers using counters?

Back

Use two-color counters: one color for positive integers and another for negative integers. Combine them to find the total.

Front

What does the equation 4 - 5 represent?

Back

It represents taking away 5 from 4, resulting in -1.

Front

What is the result of -2 + -3?

Back

The result is -5.

Front

How can you visualize -3 - 2?

Back

Visualize it as starting at -3 and moving 2 units further left on the number line, resulting in -5.

Front

What does the equation 2 + -4 mean?

Back

It means adding 2 and subtracting 4, resulting in -2.