Adding and Subtracting Integers Flashcard

Front

What is the result of -a - b?

Back

-a + -b

Front

Calculate 230 - (-80).

Back

310

Front

If the temperature is 15 degrees above zero and drops by 20 degrees, what is the new temperature?

Back

-5 degrees

Front

What is the difference between a high temperature of 3 degrees and a low temperature of -7 degrees?

Back

10 degrees

Front

What is the value of -4 + (-3)?

Back

-7

Front

Define an integer.

Back

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

Front

What does it mean to subtract a negative number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Front

What is the absolute value of -5?

Back

5

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 result of adding a positive integer and a negative integer?

Back

The result depends on the absolute values; subtract the smaller from the larger and keep the sign of the larger.