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, -2 + -3 = -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 on a number line?

Back

Start at the first integer, then move right for positive integers and left for negative integers.

Front

What does the equation -4 + 5 = 1 represent?

Back

It represents adding a negative integer (-4) to a positive integer (5), resulting in a positive integer (1).

Front

What is the result of 2 + (-4)?

Back

The result is -2.

Front

What does the equation 4 - 5 = -1 represent?

Back

It represents subtracting a larger positive integer (5) from a smaller positive integer (4), resulting in a negative integer (-1).

Front

What is the result of -3 - 2?

Back

The result is -5.