chapter 10 - adding negative integers

Front

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

Back

When you add a negative integer to a positive integer, you subtract the absolute value of the negative integer from the positive integer.

Front

How do you represent a negative integer on a number line?

Back

A negative integer is represented to the left of zero on a number line.

Front

What is the sum of -3 and 5?

Back

The sum of -3 and 5 is 2.

Front

If the temperature is -4°F and it drops by 6°F, what is the new temperature?

Back

The new temperature is -10°F.

Front

What does the equation 15 + (-25) = -10 represent?

Back

This equation represents adding a positive integer (15) to a negative integer (-25), resulting in a negative sum (-10).

Front

How do you calculate the elevation of an object that is already below sea level?

Back

To calculate the elevation, you add the depth (a negative value) to the current elevation.

Front

What is the result of -32 + (-18)?

Back

The result is -50.

Front

What is the meaning of the term 'dropped' in the context of temperature?

Back

'Dropped' means that the temperature decreased by a certain number of degrees.

Front

How do you solve the equation -3 + 9?

Back

To solve -3 + 9, you add 9 to -3, resulting in 6.

Front

What is the significance of using parentheses in equations like 6 + (-2)?

Back

Parentheses indicate that the number inside is negative, which affects the addition.