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3rd Grade Unit 1

TermDefinition
digit a single symbol used to make a numeral
value the total worth of a digit in its current position
place value the value of where a digit is in the number
expanded form 300 + 40 + 7
standard form 347
word form three hundred forty-seven
add To bring two or more numbers (or things) together to make a new total.
addend Any of the numbers that are added together.
addition Finding the total, or sum, by combining two or more numbers.
decompose To breaking something into parts, that together are the same as the original.
sum The result of adding two or more numbers.
subtract To take one number away from another.
difference The result of subtracting one number from another.
Created by: kmorris0227
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