Adding and Subtracting Integers

Front

Rewrite the following subtraction problem as addition: -1 - 7

Back

-1 + (-7)

Front

What is -2 - (-8)?

Back

6

Front

What is (-9) + 7?

Back

-2

Front

What is 10 + (-4)?

Back

6

Front

What is (-9) + 9?

Back

0

Front

What is the result of adding a positive integer to a negative integer?

Back

The result depends on the absolute values; if the positive integer is larger, the result is positive, otherwise it's negative.

Front

What is the result of subtracting a negative integer from a negative integer?

Back

It is equivalent to adding the absolute value of the negative integer.

Front

What is the sum of two negative integers?

Back

The sum is negative and its absolute value is the sum of their absolute values.

Front

What is the sum of two positive integers?

Back

The sum is positive and its absolute value is the sum of their absolute values.

Front

What happens when you add zero to an integer?

Back

The integer remains unchanged.