Add and Subtract Integers Rules Review

Front

What is the additive inverse of a number?

Back

The additive inverse of a number is the value that, when added to the original number, results in zero. For example, the additive inverse of 12 is -12.

Front

What happens when you add two integers with the same sign?

Back

When you add two integers with the same sign, you add their absolute values and keep the common sign.

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's absolute value is greater, the result is positive; if the negative integer's absolute value is greater, the result is negative.

Front

What is the sum of two negative integers?

Back

The sum of two negative integers is always negative.

Front

How do you subtract integers?

Back

To subtract integers, you can add the additive inverse of the integer being subtracted. For example, to calculate 5 - 3, you can do 5 + (-3).

Front

What is the result of 5 + (-7)?

Back

The result of 5 + (-7) is -2.

Front

What do you call the result of an addition operation?

Back

The result of an addition operation is called the sum.

Front

What is the difference between adding and subtracting integers?

Back

Adding integers combines their values, while subtracting integers involves finding the difference between their values.

Front

What is the rule for adding two integers with different signs?

Back

When adding two integers with different signs, subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

Front

What is the sum of -3 and -5?

Back

The sum of -3 and -5 is -8.