Adding and Subtracting Integers Review

Front

What is the result of -2 - 7?

Back

-9

Front

If Todd had -$8 and now has $142, what is the change in his account?

Back

$150

Front

Which expression is equivalent to 3: 2 - 5, -2 - 5, 2 - (-5), or -2 - (-5)?

Back

-2 - (-5)

Front

What is the additive inverse of -4?

Back

4

Front

If March's precipitation was 8 inches less than average and April's was 12 inches less than average, how many inches below average were both months combined?

Back

20 inches

Front

What is the definition of an integer?

Back

An integer is a whole number that can be positive, negative, or zero.

Front

How do you find the sum of two negative integers?

Back

Add their absolute values and keep the negative sign.

Front

What is the additive inverse of a number?

Back

The additive inverse of a number is the value that, when added to the original number, results in zero.

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, and if the negative integer is larger, the result is negative.

Front

How do you subtract a negative integer from a positive integer?

Back

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