Which inequalities are correct? Select all that apply.
1. -13>-15 4. 27>-27
2. -2>3 5. 0>-4
3. -53 >-86
1, 3, 4, 5
The Salton Trough, between the U.S. and Mexico, is at an elevation of –69 meters. In the Karakum Desert, there is a depression that is located at an elevation of –105 meters. Complete the inequality to compare the two elevations.
-69>-105
One winter night, the temperature outside was 4°F. Overnight, the temperature dropped to –18°F. Describe how you would use a number line to determine the number of degrees the temperature dropped overnight. How many degrees did the temperature drop?
22
Diego dropped a water balloon from a window. The location of the window is represented by 0 yards. The location of the balloon after the fall is represented by –13 yards. How far did the balloon fall? The balloon fell a distance of _______ yards.
13
One winter night, the temperature outside was 10°F. Overnight, the temperature dropped to –2°F. How many degrees did the temperature drop?
12
What is the value of −[−(−8)]?
-8
Lake Eyre in Australia is the continent’s lowest point, at an elevation of -15 meters. Death Valley is the lowest place in North America, at an elevation of -86 meters. Complete the inequality to compare the elevations.
-15>-86
Jamal and his dad went scuba diving. They went on a 54-foot dive, descending from a motor boat located on the Gulf of Mexico. The boat was located at sea level. Where on a number line would you plot a point to represent the boat’s location?
0
Mr. Wells writes the integers, –24, –98, –19, and –3 on a chalkboard. Complete the inequalities using those numbers.
–24 ____ –98 -19 _______-3
–3 _____–19 –98 _______–24
> <
> <
Rachel is making a raised flower bed with a trench around it for drainage. She wants the trench to be as deep as the height of the sides of her flower bed. The sides are 6 inches tall. What integer represents the depth of the drainage trench?
-6
What is the value of −[−(−7)]?
-7
−|−2. 25| =
-2.25
What integer accurately represents the depth of the dive? 54-foot dive
-54
The ordered pair(-3/4, 2 1/2) is located in quadrant ______.
2
Greta is plotting a point on a coordinate plane with coordinates –13 and 12. If the location of the point is in Quadrant IV, the correct way to write the ordered pair is __.
(12,-13)
The value of −(−13) is .
13
One winter night, the temperature outside was 3°F. Overnight, the temperature dropped to –17°F. How many degrees did the temperature drop?
20
The point (-5, 0) will be located on ______.
x axis
Anthony is plotting points on a coordinate plane. On what axis will the point (0,-2) be located?
y-axis
|−1. 5|
1.5
Mariano tosses a quarter into a wishing well. The top of the well is represented by 0 feet. The location of the quarter after the fall is represented by –22 feet. The quarter fell feet.
22 ft
Ming and her dad went scuba diving. They went on a 64-foot dive, descending from a motor boat located on the Gulf of Mexico. The boat was located at sea level. Where on a number line would you plot a point to represent the boat’s location? At what point is the depth of the dive?
0-Sea level; -64
What is the horizontal distance between points (-2.5, -1.5) and (-0.5, -1.5) ?
2
Zula spent part of her summer visiting relatives in Louisiana. She visited her aunt Mikki, whose home is located in New Orleans at an elevation of 7 feet below sea level. To mark the elevation of aunt Mikki’s house on a number line, plot a point at the integer .
-7
Evaluate |−9. 75 l
9.75