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Unit 1 CCMath Vocab

Place Value

Place Value The value given to the place a digit has in a number.
Base 10 Refers to the numbering system in common use.
Standard Form A way to write a number showing only its digits.
Word Form A number written in words.
Expanded Form A number written as the sum of the values of its digits.
Digit The symbols used to write a number: 0, 1, 2, 3, 4, 5, 6,7, 8, and 9.
Estimate To make an approximate or rough calculation, often based on rounding.
Rounding Replacing a number with a number that tells about how many or how much.
Compare To decide if one number is greater than or less than another number.
Greater than When one value is larger than another.
Less than When one value is smaller than another.
Equal to When values have the same amount.
Period Each group of three digits separated by commas in a multi-digit number.
Created by: ESASDgrade4