Adding, Subtracting, Multiplying, and Dividing Integers

Front

What is the rule when subtracting integers? For example: 13 - (-12) =

Back

Same, Change, Change

Front

Re-write the equation below to show what it would look like after applying the rule for subtracting integers (Same, Change, Change):

-10 - 5

Back

-10 + (-5)

Front

12 + (-3) =

Back

9

Front

What is the rule when adding integers? For example: 13 + (-1) =

Back

If the signs are the same, add and keep the sign. If the signs are different, subtract and keep the sign of the larger whole number.

Front

What sign would your answer have if you multiply a negative by a negative? For example: -9(-9) =

Back

Positive

Front

What is the result when you multiply two numbers with different signs? For example: -5(8) =

Back

Negative

Front

Solve: 10 - (-18) =

Back

28

Front

What are the rules when multiplying or dividing integers?

Back

When adding or dividing two integers, if the signs are the same, the answer is positive, but if the signs are different, the sign is negative.

Front

True or False: The answer to the equation -10(-5) is positive.

Back

True

Front

Solve: -5 + (-10) =

Back

-15