Integer Operations
15 - (-8)=
23
Put these rational numbers in order from least to greatest:
-5, 9, 0, 2, -1
−5,−1, 0, 2, 9
True or False: A negative number will always be less than a positive number.
True
What is the distance between the points (0, -4) and (-6, -4)?
6 units
The ordered pair (5, -3) is reflected over the x-axis. What are the coordinates of the reflected image of the point?
(5, 3)
-26 + 15 =
-11
Finish this statement: The farther __________ a number is on the number line, the less its value is.
left
What sign makes this statement true?
>, <, =
0.5 _____ 1/2
=
What is the distance between the points (2, -9) and
(2, -6) on the coordinate plane?
3 units
Point P is located at (-4, 5). What are the coordinates of point P after a reflection across the y-axis?
(4, 5)
What is an integers distance from zero on the number line called?
It's absolute value
Put these numbers in order from greatest to least:
2.5, -5, 1/4, 0, -1.25
2.5, 0.25, 0, −1.25, −5
What sign makes this statement true?
>, <, =
0.75 ____ 5/6
<
A biologist is studying the locations of fox dens in a local forest and is mapping them on a coordinate plane. The location of each den is charted below:
Fox Location
A. (9, -7)
B. (-3, -7)
C. (-3, 5)
What is the distance between Fox A's den and Fox B's den?
12 units
The point (-3.75, 4.2) is reflected over the y-axis, what is the coordinate of that point of reflection?
(3.75, 4.2)
-17 - 3 =
-20
Which number is farthest to the right on the number line?
-3/4, 1, 1.4, -6, 2.7
2.7
What sign makes this statement true?
>, <, =
-283 _____ -391
>
A rectangle has these vertices:
(4, –2)
(4, 4)
(–3, 4)
(–3, –2)
What is the perimeter of the rectangle?
26 units
If a point that was reflected across the x-axis now has the coordinates of (-4, 10), what were the original coordinates?
(-4, -10)
What is the definition of an Integer?
all positive whole numbers, negative whole numbers, and zero
Put these numbers in order from least to greatest:
-3, -0.3, -2/3, -1, -0.25
−3, −1, −2/3, −0.3, −0.25
What sign makes this statement true?
>, <, =
-0.25 ______ -0.205
<
One morning the temperature is −28℉ in Anchorage, Alaska, and 65℉ in Miami, Florida. How many degrees warmer was it in Miami than in Anchorage on that morning?
93 Degrees
Point A is located at (–2, 4) on a coordinate plane.
From Point A, a student moves:
6 units to the right and 8 units down.
What are the coordinates of the new point?
(4, -4)