3A Adding and Subtracting Integers 12/6

Front

What is the definition of 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, taking into account their signs.

Front

What does it mean to subtract integers?

Back

Subtracting integers means finding the difference between their values, which can involve adding the opposite.

Front

How do you represent the opposite of a number?

Back

The opposite of a number is represented by changing its sign. For example, the opposite of 3 is -3.

Front

What is the result of -7 - 3?

Back

The result is -10.

Front

What is the result of 27 + (-14)?

Back

The result is 13.

Front

What is the result of (-9) + (-3)?

Back

The result is -12.

Front

What is the result of (-13) + 8?

Back

The result is -5.

Front

How do you interpret a negative number in a real-world context?

Back

A negative number can represent a loss, below sea level, or a debt.

Front

What is the significance of zero in integer operations?

Back

Zero is the additive identity; adding zero to any integer does not change its value.