Interpreting Positive and Negative Numbers

After a drop in temperature of 3 degrees, the temperature is -12, what was the temperature to start with?

• -10

• -9

• -15

• -36

It is - 4 in Iceland at 7 am. The temperature then increases by 6 Degrees. What is the new temperature?

• 2

• -10

• - 2

• 10

What is - 3 add 4?

• 0

• 12

• -7

• 1

What is -8 + 8?

• 0

• -16

• 16

• 64

Summer temperature in Moscow, is 19 degrees. In winter the average is -8. What is the difference between the temperatures?    

• 11

• -11

• 27

• -27

Tell whether each statement is True or False.

The value of point D is greater than -1.

• True

• False

Tell whether each statement is True or False.

The value of point B is less than the value of point C.

• True

• False

Tell whether each statement is True or False.

The value of point T is more than 1.

• True

• False

Tell whether each statement is True or False.

The value of point C is less than -1.

• True

• False

An elevation of –4 m is higher than an elevation of –8 m. An elevation of –8 m is lower than an elevation of –6 m. Which set of inequalities correctly expresses these relationships?