Math 7th Grade Final Review
Express as a unit rate. $23.45 for 6 boxes
$3.90
35\(-7)
-5
What is the square root of two hundred and fifty five
15.96871942
Additive identity element
Zero
Is -3 rational or irrational
rational
12-4[1+(1/3)7]
-1 and 1/3
1 ---- ^2 4
1 ---- 16
2/7 divided by 3/5
10 --- 21
A bus traveled 40 miles in 2 hour?
20
What is the range of these numbers 99,87,77,89,93
22
Round to nearest hundredth 23.467890543
23.56
If I had two sides of a triangle that were three and five and the third side was seven could that form a triangle
3+5=8>7 Yes you can make a triangle
6(8)^2
384
Mikes pizzeria offers a choice of 3 slices 6 pastas and 5 sodas. How many different combinations of pizza, pastas, and sodas can you get
3x6x5=90 90 different combinations
4m+6+2m+3
6m+9
What is the median of these numbers 99,87,77,89,93
77
What is the mean of these numbers 99,87,77,89,93
89
Percents
Always over a hundred
Slope
Change in y -------------- Change in x
Commutative property
Change the order
Dave bought a coat at originally priced at $150 at a 30% off sale how much did Dave save
Dave saved $45
Sarah was going to by a car. She took a loan of $10,000 for 4 years and 6% interest. How much interest will she save?
I=prt I=(10,000)(4)(6) I= 240000
Area of a rectangle
Length x width
List the five inequality symbols
Less than, more than, less than or equal to, more than or equal to
Multiplicative identity element
One
A_____ is a comparison of two quantities by division
Ratio
Is pi rational or irrational
Rational
Joan went to the store she bought a pencil case for $8.56 a pack of pens for $3.00 and five notebooks for $15.00 she paid with two twenty dollar bills. How much change did Joan receive?
She will receive $13.44 in change
Associative property
Switch the groups
Triangle inequality Theorem
The sum length of any two sides of a triangles must be bigger then the the third side
If a sphere had a radius of 6 what would the volume be?
V=4/3 pi r cubed V=4/3 pi 6 cubed V=288 pi