2nd 6 weeks Math
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What is data?
Information collected about people or things
What is a tally?
A mark used to show how often something happens
Which graph uses pictures to show data?
A pictograph
Which graph shows frequency over a period of time?
A line plot
What is a survey?
A method of gathering data by asking questions to a group of people
What is an interval?
The distance between the numbers on the scale
What is a scale?
A series of numbers placed at fixed distances to label a graph
What is a range?
The difference bdtween the least and the greatest values in a set of data
What is inverse operation?
Multiplication and division by the same number are opposite operations, or inverse
What is a fact family?
A set of related multiplication and division (also addition and subtraction) equations using the same numbers
What is a multiple?
The product of a given number
What is a factor?
A number multiplied by another number to find a factor
What is a product?
The answer to a multiplication problem
What is this an example of?
(4 x 2) x 3 = 4 (2 x 3)
Associative Property of Multiplication- grouping of factors is changed, but the product remains the same
What is this an example of?
1 x 7 = 7
Identity Property of Multiplication- the product of 1 and any number is that number
What is this an example of?
0 x 8 = 0
Zero Property of Multiplication- the product of 0 and any number = 0
What is this an example of?
3 x 4 = 4 x 3
Commutative Property of Multiplication- you can multiply two factors in any order and get the same product
What is an equation?
A number sentence which states that two amounts are equal
Example
: 4 x 3 = 6 x 2
12 = 12
What are compatible numbers?
Numbers that are easy to compute mentally (in your head)
Card Set Information
Author:
fallslp
ID:
45058
Filename:
2nd 6 weeks Math
Updated:
2010-10-26 12:20:22
Tags:
Math Review 2nd weeks
Folders:
Description:
Graphs and Multiplication Review Terms
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