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Flashcards
Math
65
Mathematics
7th Grade
09/08/2010

Additional Mathematics Flashcards

 


 

Cards

Term

 

What is the bottom number of a fraction?

 

Definition

 

Denominator

Term

 

What operation do you use for a deposit?

 

 

Definition

 

Additon

 

Term
If a math problem says to "evaluate", what does it mean?
Definition

 

To solve a problem.

Term
If a word problem asks how much for each, what operation do you use?
Definition

 

Division

Term

 

If a word problem asks for the product, what operation is used?

Definition

 

Multiplication

 

 

Term

 

If a word problem asks for the difference, what operation do you use?

Definition

 

Subtraction

Term
If a word problem asks for the sum, what operation do you use? 
Definition

 

Addition

Term

 

What is the top number of a fraction?

Definition

Numerator

Term

 

What is balence in your cheking account?

 

Definition

 

The amount of money remaining in your account after a debit or a deposit .

Term

 

What is the Order of Operations?

Definition

 

P.E.M.D.A.S

 

Term
What does P.E.M.A.S stand for?
Definition

 

Parentheses,exponents,

multiplacation,divsion,

addition,subtraction. 

 

Term

 

Whats the number or expression that is used as a factor in repeated multiplication called?

 

Definition

 

Base

Term

 

What is the name of the numbers multiplied to find a product?

Definition

 

Factors

Term
What do we call numbers grouped with the operation to be used.
Definition

 

An Expression

Term

What do we call numbers added or subtracted to find a sum or difference?

 

Definition

 

Terms{ex.1+2, 1 and 2 are terms}

Term

 

What is a letter that represents an unknown value called?

Definition

 

A Variable {4x, x is a variable}

Term
What do we call the number directly in front of the variable?
Definition

 

Coficent {ex. 6x, 6 is the coficent}  

Term

 

How many inches in a foot?

Definition

 

 

12 inches

Term

 

How many feet in a yard?

Definition

 

3 Feet

Term

 

How many feet in a mile?

Definition

 

5,280 feet

Term

 

How many miles around the earth at the equator?

Definition

 

2,500 miles

Term

 

What is this shape?

 [image]

Definition

Octagon

 

 

 

Term

What shape is this?

 [image]

 

Definition

Pentagon

 

 

Term

What shape is this?

 [image]

Definition

Trapazoid

 

 [image]

Term

What shape is this?

 [image]

Definition

Paralelogram

[image]

 

 

Term
What does operation do you use for a Debit?
Definition

 

-, Subtraction

Term
How many hours in a day?
Definition
24 hours
Term

 

How weeks in a year?

Definition

 

52 weeks

Term

 

How many months in a year?

Definition

 

12 months

Term

 

How many days in a year?

Definition

 

365 days

Term

 

On a coordinate plane is the x axis vertical or horizontal?

Definition
Horizontal
Term

 

On a coordinate plane is the y axis vertical or horizontal?

Definition

 

vertical

Term

 

Which coordinate is listed first in an ordered pair, x or y?

Definition

 

X axsis

Term

 

What is the point that the x axsis and the y axisis meet?

Definition

 

Point of orgin

Term
How are the quadrants of a graph  numbered?
Definition
[image]
Term

 

What is the symbol for greater than?

Definition
[image]
Term
What is the symbol for less than?
Definition
[image]
Term
What is the symbol for less than or equal to?
Definition
[image]
Term
What is the symbol for greater than or equal to?
Definition

 

[image]

Term
What is the symbol for infinity?
Definition

 

[image]

Term

 

Another name for the inverse of a number?

Definition

 

Reciprocal

1/9 is the reciprocal of 9

Term

 

1/4 expressed as a % is?

Definition

 

25%

Term

 

1/2 expressed as a% is?

Definition

 

50%

Term

 

3/4 expressed as a % is?

Definition

 

75%

Term

 

1 whole expressed as a % is?

Definition

 

100%

Term
In a set of numbers, the difference between the greatest number and the least number?
Definition
Range
Term
What is another name for average of a set of numbers?
Definition
Mean
Term
What is the middle numbers called?
Definition
Median
Term
In a set of numbers, what is the number that occurs most often called?
Definition
Mode
Term
What is the formula to find the perimeter of a rectangle?
Definition
l x w
Term
What is the formula to find the area of a rectangle?
Definition
l + w x 2
Term
What is the formula to find the area of a triangle?
Definition
1/2 bxh (base x height-2)
Term
What is the sum of the angles in a triangle?
Definition
180 degrees
Term
How many degrees does a right angle have?
Definition
90 degrees
Term
What is an acute angle?
Definition
an angle less than 90 degrees
Term
What is an obtuse angle?
Definition
an angle more than 90 degrees
Term
A recipe or equation to find out specific information is called?
Definition
Formula
Term
What is the formula for finding the area of a circle?
Definition
∏r²
Term
What is the value of ∏?
Definition
3.14
Term
What is the measurement around the outside of a circle?
Definition
Circumfrance
Term
What is the line that cuts a circle in half called.
Definition
Diameter
Term
What is the line that starts at the center of a circle and hits the egde?
Definition
Radius
Term
A number that has 2 factors, itself and 1 is called?
Definition
Prime Number
Term
A whole number greater than one that has a factor other than 1 or itself is called?
Definition
Composite
Term
The first ten prime numbers are?
Definition
2,3,5,7,11,13,17,19,23,29
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