Place Value: The value of the position of the digit; such as units, tens, hundreds, thousands, etc.
Digit: Any numeral from 0-9
Standard Form: A name of the whole number written in customary form (187,059)
Expanded Notation (Expanded Form): A way of writing numbers as a sum of each digit and its place value (100,000+80,000+7,000+50+9)
Word Form: A way of writing numbers in a written form (One Hundred Eighty Seven Thousand, Fifty Nine)
Period: A three-digit grouping of a number on the place value chart
Sum: The answer to an addition problem
Difference: The answer to a subtraction problem
Product: The answer to a multiplication problem
Quotient: The answer to a division problem