Can It Be Negative?
Can temperature be negative? Why or why not?
Yes; it can go below zero
Which number is farther left on the number line: –3 or –1?
(–3)
You have $12. You spend $20. What is your new balance?
(–8)
Can number of students in a class be negative?
No; it’s a count
Plot –5 on a number line. What does its position tell you?
It is 5 units left of zero
The temperature is 40°. It drops 50°. What is the new temperature?
(–10°)