Vocab
What is the origin?
(0,0)
On a number line, which direction are negative integers from zero?
Left
-4 ___ 0
<
5,000
How do you write an ordered pair?
(X,Y)
What is absolute value?
Absolute value is a number's distance from 0.
What is the opposite of -6?
6
Order the numbers from least to greatest:
0, -1, 3
-1 < 0 <3
Write the values in order from least to greatest:
l-2l, l3l, l-6l, l1l
l1l, l-2l, l3l, l-6l
When graphing an ordered pair, which axis do you move on first?
X-Axis
What is a rational number?
A rational number is any number that can be written as a fraction.
Michael withdrew $60 from his checking account. Represent this situation as an integer.
-$60
Order the numbers from greatest to least:
-6, -12, 30
30 > -6 >-12
20 ___ l-20l
How do you find the distance between two points in the same quadrant?
Find the distance to the axis, then subtract the two distances.
Numbers are opposites if they are the same distance from 0.
During their first round of golf, Imani was 7 strokes over par and Peter was 8 strokes below par. Represent their scores with integers.
+7, -8
Is -4/5 between -1 and -2?
No
3 ___ l-4l
How do you find the distance between two points in different quadrants?
Find the two distances to the axis, then add the two distances together.
What are integers?
Integers are the set of all whole numbers and their opposites.
What is the opposite of 0?
0- Zero is its own opposite.
Compare -1/5 and -0.9. Use numbers and words to explain your answer.
-1/5> -0.9 because -1/5 is less negative and closer to 0.
The low temperature on Friday was -10 degrees F. The low temperature on Saturday was colder. Use absolute value to describe the temperature on Saturday as a temperature below 0.
The temperature on Saturday was MORE than 10 degrees below zero.
What are the values (positive or negative) of the coordinates in the IV quadrant?
(+, -)