Shared Flashcard Set

Details

Chapter 6
Positive and Negative Numbers
20
Mathematics
6th Grade
04/01/2009

Additional Mathematics Flashcards

 


 

Cards

Term
integers
Definition
consist of counting numbers, their opposites, and zero
Term
opposites
Definition
pairs of integers that are the same distance from O, such as -2 and +2
Term
absolute value of an integer
Definition
is an integers distance from zero on the number line, this is a positive number
Term
negative integers/numbers
Definition
less than zero
Term
positive integers/numbers
Definition
greater than zero
Term
adding integers
Definition
walk forward on the number line for positive numbers, walk backwards for negative numbers
Term
rules for adding integers with the same sign
Definition
add the absolute values, the sum of two positive numbers is positive, for two negative numbers is negative
Term
rules for adding integers with different signs
Definition
subtract the number with the smaller absolute value from the number with the larger absolute value, the sum has the same sign as the number with the larger absolute value
Term
subtracting integers
Definition
walk forward for positive numbers, then the (-) sign means "turn around" and then walk backwards for the negative number
Term
subtracting an integer is the same as
Definition
adding a number's opposite
Term
mathematical expressions use
Definition
variables and numbers
Term
rules for multiplying integers
Definition
the product of two numbers with the same sign is positive, the product of two numbers with different signs is negative
Term
rules for dividing integers
Definition
the quotient of two numbers with the same sign is positive, the quotient of two numbers with different signs is negative
Term
when writing an equation, the questions you need to answer are...
Definition
What do you need to find? How can you solve the problem, solve it and then look back.
Term
Strategies for Problem Solving
Definition
Work backward, Find a pattern, Solve a simpler problem, or write an equation
Term
Positive X Negative
Definition
results in a negative
Term
negative + negative
Definition
results in a negative
Term
negative X negative
Definition
results in a postive
Term
negative / positive
Definition
results in a negative
Term
positive - negative
Definition
results in a positive
Supporting users have an ad free experience!