Adding and Subtracting Integers

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

How do you add two integers with the same sign?

Back

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

Front

How do you add 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 result of adding a positive integer and a negative integer?

Back

The result can be positive, negative, or zero, depending on the absolute values of the integers.

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 does it mean to have a negative integer?

Back

A negative integer represents a value less than zero.

Front

What is the absolute value of an integer?

Back

The absolute value of an integer is its distance from zero on the number line, regardless of direction.

Front

What is the result of -5 + 3?

Back

-5 + 3 = -2.

Front

What is the result of -7 - 4?

Back

-7 - 4 = -11.

Front

What is the result of 10 - 15?

Back

10 - 15 = -5.