Types of Numbers
What type of number is -6?
Integer
What is the square root of 225?
15
How do I know when to add integers and when to subtract them?
Add if the signs are the same.
Subtract is the signs are different.
What does a translation do?
slides side to side or up and down
What type of property is shown?
7 x 0 = 0
zero property
What type of number is 0?
whole number
Solve.
-5^3
-125
Solve.
-6 + 10 - (-2)
6
Give me an example of a translation.
possible answers
What type of math property is shown?
4 x 1 = 4
identity property
What type of number is -5.4?
rational number
Estimate the square root of 14.
4
What are the rules for multiplying and dividing integers?
Multiply and divide. Then if signs are the same, answer is positive. If signs are different, answer is negative.
If a triangle started in quadrant 4 and rotated 180* about the origin, what quadrant would it be in now?
2
What property is shown?
6 x 3 = 3 x 6
9 + 4 = 4 + 9
commutative property
What an example of a rational number?
lots of possibilities
Solve this expression.
33 + square root of 16
31
Solve.
7 - (-5) x 8 / (-2)
-13
What type of transformation enlarges or reduces a figure?
dilation
Which expression shows the distributive property?
1. 4 + (7 + 8) = (7 + 4) + 8
2. 3(4 + 9) = 3 x 4 + 3 x 9
2
Is square root of 11 an irrational number? Why or why not?
yes because it is not a perfect square
Solve.
square root of 6 x 7 / 2 + 22
5
Solve.
-4.2 x 5 + (-9.3)
-30.3
If a square has these coordinates (0,0 - 0,3 - 3,0 - 3,3), what would the coordinates be if you translated it up 2, and reflected it across the y-axis.
(0,2)(0,-1)(-3,3)(-3,-1)
Give an example of the associative property.
possible answers