Remember: Zero is where we start. Below zero is negative, above zero is positive, and the farther left, the smaller.
Read the line
1
What number is the dot at? Each step is 5.
2
What number is the dot at? Each step is 20.
3
Circle every number that is below zero.
−74−10
4
A parking garage has levels below the street. The street is level 0. A car is on level −2. Where is the car?
2 floors below the street2 floors above the streeton the street
5
Join each to its number.
1a diver 25 meters below sea level
2a bird 25 meters above sea level
3a debt of 60 dollars
4savings of 60 dollars
A25
B−25
C60
D−60
6
Number the temperatures from the coldest (1) to the warmest (5).
0
−1
5
−12
−3
Zero in stories
7
Ana's town is −8 degrees. Ben's town is −3 degrees. Cal's town is 2 degrees. Which town is coldest?
CalBenAna
8
On a number line, numbers get smaller as you go to the left.
TrueFalse
9
A thermometer shows −7 degrees. The temperature goes up until it reaches 0. How many degrees does it go up?
10
Mia has 40 dollars. She owes Leo 15 dollars. Which number shows what she owes?
15−1540
11
A river's surface is 0 and its bottom is at −4 meters. A fish swims at −1 meter. Is the fish nearer the surface or nearer the bottom?
nearer the surfacenearer the bottomexactly halfway
12
0 is neither positive nor negative.
TrueFalse
13
Explain why a number below zero is written with a minus sign. Give an example.
14
Draw a number line from −6 to 6. Mark −4 and 5 on it.
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