Absolute Value
/-78/= ?
78
-42 ___ -34
<
what inequality symbols are a closed dot?
greater than or equal to; ≥
less than or equal to; ≤
0.47 __ 0.67
<
what's sea level?
the surface of the ocean; 0
-54 ___ -/-54/
54 = 54
5 and -5 are what?
opposites of each other
what does n≥5 mean?
n>5 or n=5
Is the number a whole number, rational number, integer
56
rational number, whole number, and integer
define opposite
two numbers that are the same distance from zero on the number line.
solve.
-/-15/
-15
How would you say -30 in terms of sea level?
30 below sea level
Write the inequality.
"The law states that you must be 18 years or older to vote."
a ≥ 18
True or False
-8.5 is closer to 0 than -5.4
False
what are rational numbers?
is any number that can be written as a ratio of two integers (a/b)
-/15/ ___ /-6/
-15 < 6
In the morning, the temperature in Oregon, Portland was 5℃. However, it got 7℃ cooler at night. What is the new temperature?
-2℃
Write the inequality and graph.
"Jared may pack a maximum of 4 comic books in his luggage."
c ≤ 4
order from least to greatest
-4, 5, 1.3, -2, 0
-4, -2, 0, 1.3, 5
define elevation
the distance above or below sea level
what does /-7/ mean and what is it's value?
the absolute value of -7 or the distance of -7 from 0. It's value is 7.
The whale swims down 200 feet to feed but later swims down 150 feet more. What's the whale's elevation?
-350 feet
Graph.
25 ≤ x < 40
25 ≤ x
x < 40
order from greatest to least
-6, 8, -0.2, 0.2, -12, 1
8, 1, 0.2, -0.2, -6, -12
define absolute value
how far the number is from 0; the distance