Adding & Subtracting Integers I

Front

What is the result of 13 + (-21)?

Back

-8

Front

What is the result of -13 - (-20)?

Back

7

Front

What is the result of -19 - (-6)?

Back

-13

Front

What is the result of 11 - (-6)?

Back

17

Front

What is the result of -32 + 8?

Back

-24

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 a negative number?

Back

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

Front

What does it mean to subtract a negative number?

Back

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

Front

What is the rule for adding two integers with the same sign?

Back

Add their absolute values and keep the sign.

Front

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

Back

Subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.