6th grade math km

Description:	6th grade math knowledge map info
Category:	Math
Created by:	suev503 on 2008-10-19

Question	Answer
_______ one of two numbers that when multiplied together equal a given number.	Factor
The largest number that two or more numbers can be divided by is the ______.	Greatest Common Factor
When you raise a number to a power it is called _____.	Repeated Multiplication
The number of times the base number is multiplied is called an _____.	Exponent
A number that is divisible by only 1 and itself is called a _____.	Prime Number
A number that is divisible by more than 1 and itself is called a _____.	Composite Number
Line graphs represent how data _____	changes over time
Circle graphs are best for _____	comparing parts to a whole
The type of graph compares two sets of data to see relationships is called _____.	scatter diagram
The graph that is an arrangement of numbers that seperates the digits into columns is a _____.	stem and leaf graph
A pictograph represents data using _____.	symbols
The graph that uses a table to organize data is called a _____.	frequency table
The the number of times each observation occurs is called _____.	Frequency distribution
Data is	information gathered
The number of times something occurs in a set of data is called _____.	Frequency
The mean or average is found by taking the sum of the data divided by the ______.	number of data
The most occurring piece of data is called the _____.	mode
The middle piece of the data is called the _____.	median
The difference between the greatest value and the smallest value in the data set is called the _____.	range
To show the digits that repeat in a repeating decimal you do this to the digits(s) that repeat_____.	draw a line over them
Decimals that terminate are called _____.	Non-repeating decimals
_____ decimals you first line up the decimals vertically.	To add or subtract
To multiply decimals line these up vertically from the right and multiply _____.	numbers
When multiplying decimals count the number of digits to the right in the two numbers multiplied and place the decimal that many places from this direction in the answer _____.	right
When dividing a decimal by a whole number move the decimal this direction then divide _____.	straight up
This is a number into which another number may be divided with a remainder of zero _____.	multiple
The smallest number that can be divided by two or more other numbers is called the _____.	least common multiple
A ratio of two numbers where the denominator is not zero is called a _____.	fraction
The top number in a fraction is called the _____.	numerator
This is what we call the bottom number of a fraction _____.	denominator
_____ can be found by finding the least common multiple of the denominators.	the common denominators
When the numerator of a fraction is one we call it a _____.	unit fraction
____ are numbers that can be expressed as fractions where the denominator does not equal zero.	Rational numbers
When the both the numerator and the denominator are the same number it is a _____.	whole
_____ are part of a whole.	fractions
Fractions that name the same number are called _____.	equivalent fractions
To add fractions you need to have a _____denominator.	common
When fractions have the same denominator we say they have a _____.	common denominator
When adding fractions with common denominators we add the numerators and do this to the denominator _____.	keep it the same
To find the common denominators we find this for the denominators _____.	LCM
When the numerator and the denominator are both integers we call them _____.	simple fractions
When you divide the numerator and denominator of a fraction with their GCF you are doing this _____.	Simplifying
When multiplying or dividing mixed numbers first you need to change the mixed numbers to this multiply the numerators and denominators then simplify.	improper fraction
An improper fraction is where the numerator is ______.	larger than the denominator
We must invert the fraction on the right side and multiply to _____.	divide simple fractions
The inverted form of the fraction is called it's _____.	reciprocal
______ means to switch the position of the numerator and the denominator.	Invert
When the numerator is less than the denominator it is called a _____.	proper fraction
This has an integer and a fraction _____.	mixed number
Decimals, percents, and fractions are different ways to write the _____.	same value.
______ are parts per hundred.	Percents
To change a decimal to a percent you move the decimal ______.	two places to the right
To change a percent to a decimal you move the decimal _____.	two places to the left
To multiply with percents first you need to change the percent to a ______ .	decimal
To change a fraction to a decimal you do this function to the numerator by the denominator ______.	divide
To change a percent to a fraction write the percent as the numerator with a denominator of ______ then simplify.	one hundred
_____ compare two numbers.	ratios
An equation that shows that two ratios are equal is called a _____.	proportion
A mathematical sentence showing two expressions are equal is called an _____.	equation
These are equal in a proportion _____.	cross products
_____ is the ratio of favorable outcomes to possible outcomes.	Probability
An outcome is a _____ result.	possible
______ probability is what should happen.	Theoretical
______ probability is what does happen.	Experimental
_____ is a list of all the possible outcomes.	sample space
One minus the probability an event will happen is called the _____.	complement
The probability of an event and its complement ____.	add up to one
______ are all the natural numbers and their opposites. (1,-1; 2, -2 etc)	Integers
Positive and negative numbers are ______.	opposites
The sum of opposites is always _____.	zero
______ are units used to measure angles.	Degrees
The measurement tool used to measure angles is a _____.	protractor
A part of a line that has only one end point is called a _____.	ray
This is the point in an angle where two ray's end points meet _____.	vertex
_____ is an angle that measures less than 90 degrees.	acute
_____ is an angle that measures more than 90 degrees.	obtuse
This is a 180 degree angle _____.	straight
This angle is exactly 90 degrees _____.	right
We use the numberical value of approximately 3.14 for _____.	Pi
The distance around the outside of a circle is called the _____.	circumference
The distance from the center of the circle to the outside is the _____.	radius
_____ is the plural of radius.	Radii
_____ is the distance across the circle going through the center.	diameter
The distance across a circle not going through the center is called a _____ .	chord
A closed plane figure formed by three line segments is a _____ .	triangle
______ means the sides are the same length.	Equilateral
______ means that the angles are the same size.	Equiangluar
This triangle has two equal sides and two equal angles _____.	isosceles
_____ triangles have all sides and all angles equal.	equilateral
_____ triangles have no sides or angles equal.	scalene
______ triangles have one 90 degree angle.	right
_____ is a three sided 2 dimentional shape that has one angle greater than 90 degrees.	obtuse triangle
All three angles are less than 90 degrees in an _____ .	acute triangle
The sum of the angles in a triangle equal _____ .	one hundred eighty degrees
The distance around the outside of a polygon is the _____ .	perimeter
Perimeter is always given in _____.	length units
The formula for finding the perimeter of this shape is P=4s _____.	square
P=2l + 2w is the formula for finding the perimeter of a ______ .	rectangle
Add all sides together to find the perimeter of a _____ .	triangle
P=ns (where n is the number of sides) is the formula for finding the perimeter of a ______ .	regular polygon
A=s squared is the formula to find the area of a ______ .	square
The formula A=lw or A=bh is used to find the area of a ______.	rectangle
The formula A=1/2 bh is used to find the area of a _____.	triangle
A=1/2 (b1+b2)h is the formula to find the area of a _____ .	trapezoid
_____ is how much something can hold.	Volume
Volume is measured in what kind of units _____?	cubic
The formula V=s cubed is used to find the volume of this 3D figure.	cube
V=lwh (l is length, w is width, and h is height) is the formula to find the volume of a ______ .	rectangular prism