Adding and Subtracting Integers

Front

What is the first step in rewriting a subtraction problem into addition?

Back

Keep the first number the same.

Front

What do you change the subtraction sign to when rewriting a subtraction problem into addition?

Back

Change Subtraction into Addition.

Front

What do you do to the second number when rewriting a subtraction problem into addition?

Back

Change the second number to its opposite.

Front

What is the result of -10 + 10?

Back

0

Front

What is the result of -8 - 6?

Back

-14

Front

If the temperature at the beginning of the day was 6 degrees F and it dropped 9 degrees F, what was the temperature at the end of the day?

Back

-3 degrees F.

Front

Which addition expression is equivalent to 7 - (-3)?

Back

7 + 3.

Front

What is the sum of two negative integers, for example, -5 + (-3)?

Back

-8.

Front

What is the result of adding a positive integer to a negative integer, for example, 4 + (-6)?

Back

-2.

Front

What is the result of subtracting a positive integer from a negative integer, for example, -4 - 2?

Back

-6.