# Shared Flashcard Set

## Details

Place Value Chapter 1
N/A
14
Mathematics
09/16/2010

## Additional Mathematics Flashcards

Term
 digits
Definition
 The symbols used to show numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
Term
 place value
Definition
 The position of a digit in a number that is used to determine the value of the digit. Example: In 5,318 the 3 is in the hundreds place. So the 3 has a value of 300
Term
 period
Definition
 A group of 3 digits in a number. Periods are separated by a comma and start from the right of a number.
Term
 standard form
Definition
 A number written with commas separating groups of three digits starting from the rightExample: 3,458
Term
 expanded form
Definition
 A way to write a number that shows the place value of each digit.Example: 3,000 + 500 + 60 +2
Term
 word form
Definition
 A number written in words using place value
Term
 tenth
Definition
 One out of ten equal parts of a whole
Term
 hundredth
Definition
 One part of 100 equal parts of a whole
Term
 thousandth
Definition
 One out of 1,000 equal parts of a whole
Term
 equivalent decimal
Definition
 Decimals which name the same amount Example: 0.7 = 0.70
Term
 compatible numbers
Definition
 Numbers which are easy to compute with mentally
Term
 compensation
Definition
 Adjusting one number of an operation to make computations easier and balancing the adjustment by changing the other number.
Term
 rounding
Definition
 A process that tells which multiple of 10, 100, 1,000, etc. a number is closest to.
Term
 Front-end estimation
Definition
 A method of estimating by changing numbers to the place-value of their front digit and then finding the sum or difference.
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