Positive Number Lines
Draw a Number Line: Positive whole numbers less than 5.
End Points: 0 and 5
# of Intervals: 5
# of Tick Marks: 4
Name the OPPOSITE number of the numbers below...
9, -10, 14 and -100
-9, 10, -14 and 100
Compare using > or <
7/4 2 1/4
0.25 1/5
7/4 (1.75 or 1 3/4) < 2 1/4 (2.25)
0.25 (1/4) > 1/5 (0.20)
Define Absolute Value.
How far a number is away from 0.
When Ms. Wurth was in 5th grade what was her dream job?
To become a plumber
Where is the largest number on a number line... Horizontal and Vertical?
Horizontal: Right
Vertical: Top
-10 - (-10) =
0
Convert the fractions to all have the same denominator.
2/8, 1/16, 3/4 and 1/2
4/16, 1/16, 12/16 and 8/16
|20|
20
Has Ms. Wurth ever broken a bone? If yes, what bone?
No! (knock on wood :)
Draw a Number Line: Whole Numbers greater than 9 but less than
End Points: 9 and 14
# of Intervals: 5
# of tick marks: 4
Plot Points on: ALL numbers BUT 9 and 14
Positive or Negative?
1. a gain of 50 yards
2. 20 feet below sea level
1. Positive
2.Negative
How do you figure out the number of intervals and tick marks when looking at fractions?
Subtract 1 from the denominator to figure out the number of tick marks.
|-1,000|
1,000
What are Ms. Wurth's New Years Resolutions? Two answers.
Find a new hobby (maybe kick boxing) and stop eating meat.
Draw a VERTICAL number line for: Positive odd numbers < 15
End Points: 0 and 15
Number of Intervals: 15
Number of Tick marks: 14
PLOT POINTS ON ALL ODD NUMBERS but NOT 15
Draw a HORIZONTAL Number line: Odd numbers from -8 to 2.
End Points: -8 and 2
Number of Intervals: 10
Number of Tick Marks: 9
ALL ODD NUMBERS HAVE A POINT PLOTTED
Draw a number line from 0 to 1 and include numbers...
0.1, 0.25, 0.05, 0.8, 0.75 and 0.95
End points: 0 and 1
Intervals: 10 (Intervals are each worth 0.1)
Tick Marks: 9
PLOT POINTS ON NUMBERS LISTED ABOVE
|12| - |-4|
8
What is Ms. Wurth's favorite candy?
Payday or Reeses PB cups
Draw a HORIZONTAL Number Line: Odd Numbers BETWEEN 11 and 23
End Points: 11 and 23
Intervals: 12
Tick marks: 11
PLOT POINTS ON ALL ODD NUMBERS EXCEPT 11 AND 23
Draw a Number Line to represent the following numbers...
-8,-5,-4,-2,2,5 and 7
End Points: -8 and 7
Intervals: 15
Tick Marks: 14
PLOT POINTS ON NUMBERS ABOVE
Draw a number line from 0 to 1 and include the numbers...
4/5, 3/20, 1/2, 11/20, 9/20
END POINTS: 0 and 1
Intervals:20 (1/20)
Tick marks: 19
PLOT POINTS ON NUMBERS LISTED.
-|-45| - |15|
-60
How old is Ms. Wurth? Solve this equation.
|10| x |10| - |-50| - 28 x 1
22