Add and Subtract Integers

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

What is the difference between two integers?

Back

The difference is the result of subtracting one integer from another. For example, the difference between 5 and -3 is 5 - (-3) = 5 + 3 = 8.

Front

How do you find the sum of multiple integers?

Back

To find the sum of multiple integers, add them together one at a time, keeping track of their signs.

Front

What is the sum of -5 and 23?

Back

The sum of -5 and 23 is 18.

Front

What is the result of 15 - 33?

Back

The result of 15 - 33 is -18.

Front

What is the sum of -8, 5, and -10?

Back

The sum of -8, 5, and -10 is -13.

Front

What is the result of -20 - (-8)?

Back

The result of -20 - (-8) is -12.

Front

How do you visualize adding and subtracting integers?

Back

You can visualize adding and subtracting integers on a number line, where moving to the right represents addition and moving to the left represents subtraction.