Adding and Subtracting 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 a negative integer?

Back

Adding a negative integer is the same as subtracting its absolute value.

Front

What is the result of adding two integers with the same sign?

Back

The result is an integer with the same sign, and you add their absolute values.

Front

What is the result of adding two integers with different signs?

Back

The result is the difference of their absolute values, and the sign is that of the integer with the larger absolute value.

Front

What is the result of -9 + 9?

Back

0

Front

What is the result of -12 + 9?

Back

-3

Front

What is the result of 30 + (-11)?

Back

19

Front

What is the result of 17 + (-4)?

Back

13

Front

What does subtracting a negative integer mean?

Back

Subtracting a negative integer is the same as adding its absolute value.

Front

What is the result of -3 - (-40)?

Back

37