Add and Subtract 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 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 is the same as adding the opposite. For example, to subtract a negative integer, you add its positive counterpart.

Front

What is the result of adding a positive integer and 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 result of -6 + 6?

Back

0

Front

What is the result of -5 + 2?

Back

-3

Front

What is the result of 17 + (-9)?

Back

8

Front

What is the result of -9 + 9?

Back

0

Front

What does the expression -6 + (-4) represent?

Back

It represents the addition of two negative integers, resulting in a more negative integer: -10.

Front

How do you visualize adding integers using colors?

Back

You can use colors to represent positive and negative integers. For example, yellow for positive and red for negative. Combining them visually helps understand the result.