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iReady Lesson 1

Understand Place Value

TermDefinition
digit any of the symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9. Also known as base-ten numerals.
expanded form a way to write numbers that shows the place value of each digit
word form a way of using words to write numbers. Also known as number name.
standard form a common or usual way of writing a number using digits. Also known as base-ten numeral form.
place value the value of a place of a digit in a number
periods In a large number, ______________ are groups of 3 digits separated by commas.
Created by: Tbischer
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