Represent Integers
Write the scenario as an integer:
Sally lost 10 pounds.
-10
Order these integers:
2,-4,6,0
-4, 0, 2, 6
Which quadrant is the coordinate (1,1) in?
I
What does absolute value mean?
Distance away from zero.
If two coordinates are in the same quadrant, do you add or subtract when trying to find the distance?
Subtract
Write the scenario as an integer:
The temperature increased 22 degrees.
22 or +22
What sign goes in the blank? <, >, or =
-66___-86
>
Anthony is plotting points on a coordinate plane. On what axis will the point (-4,0) be located?
Y axis
Can distance be negative?
No!!
Find the distance between the coordinates (3,4) and (3,6)
2 Units
Write the scenario as an integer:
The mountain is 1,300,456 feet above sea level.
1,300,456 or +1,300,456
Lake Eyre in Australia is the continent's lowest point, at an elevation of -15 meters. Death Valley is the lowest point in North America, at an elevation of -86 meters. Complete the inequality:
____ > ________
-15 > -86
Are the coordinates (-4,6) and (-2,-5) in different or the same quadrant?
Different
Solve: -[-(-4)]
-4
Find the distance between (-2,4) and (-5,4)
3
Write the integer that represents the situation.
A scuba diver dove down 75 feet.
-75
Order the rational numbers:
{-0.4, 1/2, -1.3, 1 3/5}
-1.3, -0.4, 1/2, 1 3/5
What quadrant are the following coordiantes in?
1. (7,-8)
2. (-5,-9)
1. IV
2. III
Solve: |-127|
127
Find the distance between (-6,4.5) and (-6, -4)
8.5
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
Order the rational numbers:
{4 2/3, 4 5/8, 4 3/4, 4.89, 4.25}
{4.25, 4 5/8, 4 2/3, 4 3/4, 4.89}
{4.25, 4.625, 4.66, 4.75, 4.89}
What quadrant are the following coordinates in?
1. (-8,5)
2. (2,-4)
3. (3,4)
4. (-6,-5)
1. II
2. IV
3. I
4. III
{-(-(-(-(6)))}
Find the distance between (1 3/4, -1/4) and (2 1/4, -1/4)
1/2