Vocab
Positive Number
Number greater than 0
Which is greater, using < or >
0 -5
0 > -5
Order from smallest to largest:
1, 3, 5, 2
1, 2, 3, 5
What is the opposite of 1?
-1
Write a positive or negative integer:
A hiker climbs 900 feet up a mountain
900 (+900)
Negative Number
A number less than 0
Which is greater, using < or >
7 9
7 < 9
Order from smallest to largest:
0.4, 0.1, 0.25, 0.56
0.1, 0.25, 0.4, 0.56
What is the opposite of 6?
-6
Write a positive or negative integer:
You have a debt of $50.
-50 (-$50)
Integer
the set of whole numbers and their opposites
Which is greater, using < or >
-10 -5
-10 < -5
Order from least to greatest:
-8, 10, -5, -2, 7
-8, -5, -2, 7, 10
What is the opposite of 1/5?
-1/5
Write a positive or negative integer:
A student loses 5 points for not showing work on a quiz.
-5
Opposites
Two numbers that are the same distance from 0 on a number line, but on opposite sides of 0.
Which is greater, using < or >
-0.75 or -0.6
Order from least to greatest:
-0.5, -1, -9, -6, -1.75, 0
-9, -6, -1.75, -1, -0.5, 0
What is the opposite of -0.25?
0.25
Write a positive or negative integer:
Water freezes at 32 degrees F below 0.
-32 (-32 degrees F)
Rational Number
the set of integers, fractions, and decimals
Which is greater, using < or >
-2 1/3 or -2 3/4
-2 1/3 > -2 3/4
A number is greater than -8 and less than 0. What is the greatest possible integer value of this number between -8 and 0?
-1
What is the opposite of 0?
0
You deliver flowers to an office building. You enter at ground level and go down 2 floors to make the first delivery. Then you go up 7 floors to make the second delivery.
What integer represents how to return to ground level?
-5