Comparing Integers
Integer Operations
Temperatures & Elevation
Number Lines
100
  • Is the statement "-5 > 2" true or false? Explain your reasoning.

False, any positive and greater than a negative 

100
  • Evaluate: It was 8 degrees at nightfall. The temperature dropped 10 degrees by midnight. What was the temperature at midnight?


-2

100
  • Represent "3 degrees below zero" as a signed number.

-3

100
  • On a number line, what signed numbers are 4 units away from 0? List both.


-4, 4 

200
  • Decide whether "-12 > -15" is true or false. Show how positions on a number line help you decide.


True, -12 is closer to 0

200
  • If you add 6 and -4, what is the result? Show the sum on a number line or explain with direction.


2

200
  • Represent "2 3/4 degrees below zero" as a signed number. Write it as a decimal and as a fraction.


-2 3/4

200
  • Plot and label the points that are 3 units to the right of -2 and 5 units to the left of 4. Give their numeric values.


1

1

300
  • Which is greater: -3 or -7? Write the inequality and explain in one sentence using "left" or "right" on a number line.


-3 > -7, -3 is closer to 0

300
  • Subtract: −2−5. Compute the result and explain the steps.

-7, start at -2 and move to the left 5 times 

300
  • Order these temperatures from coldest to warmest: 3 degrees below zero, 2 3/4 degrees below zero, 6 degrees above zero. Show the ordered list.


-3, -2  3/4, 6

300

If point A is at -6 and point B is at 2 on a number line, what is the distance between A and B? Show calculation.

M
e
n
u