Real World Problems
Number Lines
Absolute Value
Opposites
Inequalities
100
Desert Shores, California is located at an elevation that is below sea level. What is a possible elevation of Desert Shores, California?
A. 0ft
B. 500ft
C. -200ft
D. 500ft
What is C. -200 feet
100
A value x is shown on the number line. Place a point on the number line to show the location of -x.
100
What is |-956|?
956.
100
What is the opposite of -20?
What is 20.
100
How would you read the following:
-5 > -10
Negative 5 is greater than negative 10
200
It is 3 degrees below 0 in Michigan today. If it is warmer in Ohio, what could the temperature in Ohio be?
What is: any number greater than -3 (example: -2, -1, 0, 1, 2, 3, 4 and so on).
200
How would you use a number line to order integers from greatest to least?
What is, 'You would place the greatest integers on the right and move left as you use smaller integers.'
200
How does absolute value help you use a number line to order integers from greatest to least?
What is 'You can use absolute value to understand how far a number is on the number line, from zero.' (or something similar)
200
What is the opposite of 100?
-100.
200
Compare the following numbers using an inequality:
2 and 9
2<9
or
9>2
300
Korey runs every 3rd day and swims every 4th day. If he runs and swims today, how many days will it be before Korey runs and swims again on the same day?
in 12 days
Use muliples:
3, 6, 9, 12, 15
4, 8, 12, 16
LCM=12
300
Order the numbers from least to greatest:
|-5|, 4, |1.5|, -2, 0
What is: -2, 0, |1.5|, 4, |-5|
300
What is |521|?
521.
300
What is the opposite of -1?
1
300
Compare the following integers using 2 different inequalities:
7 and 4
7 > 4 and 4 < 7
400
Describe the following scenarios using positive and negative integers:
A. A withdrawal of 50 dollars
B. a temperature three degrees below zero
C. an elevation seventy feet above sea level
What is:
A. negative
B. negative
C. positive
400
Which number is greater, -70 or -69?
What is -69.
400
What is the definition of absolute value?
Absolute value is a numbers distance from zero.
400
What is the opposite of -26?
26
400
Compare the following integers using 2 different inequalities:
-8 and 1
-8 < 1 and 1 > -8
500
Ms. Franco has 64 pencils and 48 erasers. She wants to put an equal number of pencils and erasers into boxes for her students. What is the GREATEST number of pencils or erasers Ms. Franco can put in each box?
16
Use factors
64: (1*64) (2*32) (4*16) (8*8)
48: (1*48) (2*24) (3*16) (4*12) (6*8)
GCF=16
500
What do you call a number line that goes up and down? Do negative numbers appear above zero or under zero?
A vertical number line, under zero.
500
Absolute value is always ______________. It is different than the definition of opposites because opposites can be ___________, and absolute value cannot.
positive, negative
500
True or false: Opposites are always negative.
False.
500
Compare the following integers using 2 different inequalities:
-23 and -57
-23 > -57 and -57 < -23