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Chpts 1-3

Vocabulary from Chpts 1-3

Vocab WordDefinition
digit a numeral
billion 1,000 million
benchmark a familar number used as a point of reference
period each group of three digits separated by commas in a multidigit number
mixed number a number represented by a whole number and a fraction
decimal can name a whole and parts of a whole
tenth one part of 10 equal parts of a whole
hundreth one part of 100 equal parts of a whole
thousandth one part of 1,000 equal parts of a whole
ten-thousandth one part of 10,000 equal parts of a whole
equivalent decimals decimals that name the same number or amount
estimate to find a number that is close to an exact amount
front-end estimation an estimation that is made by adding or subtracting the value of the front digits of each number
Created by: Central 5th Math
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