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8 terms

4th grade Unit 2 Math - Place Value

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digit
any one of the ten symbols: 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9 used to write numbers
period
each group of three digits in a number
place value
the value of a number based upon its place (or position) within the number
expanded form
a way to write numbers by showing the value of each digit
standard form
a way to write numbers using the digits 0 - 9, with each digit having a place value
written form
a number expressed in words
whole numbers
any number to the left of the decimal
base ten numeration system
base ten is the most used numeration system which is based on the digit ten