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Chapter 27

Add and Subtract Decimals

Tenth One of ten equal parts
Hundredth One of one hundred equal parts
Fraction A number that names part of a whole
Number line A line with equally spaced marks named by numbers
Decimal A number with one or more digits to the right of a decimal point
digit Any one of ten symbols used to write numbers
round Replace a number with a number that tells about how many or how much
Decimal point The mark in a decimal number that separates the ones and the tenths
regrouping Exchanging amounts of equal value when renaming a number
Equivalent decimals Two or more decimals that name the same amount
Created by: Central 4th Math