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2nd GradePlace Value

Place Value 2.NBT.1

ones Groups of 1 thing.
tens Groups of ten things.
hundreds Equal to 10 tens or 100 ones.
cube Equal to one unit or one.
long Equal to a bundle of ten.
flat Equal to 100.
decomposing Breaking a number apart 349 = 300 + 40 + 9
composing Building a number 300 + 40 + 9 = 349
trading Exchanging something for another of the came value. Example 10 ones can be traded to equal 1 tne
grouping Organizing items that are the same.
expanded form A way to write a number by showing the value of each individual digit forming the number. For example, 134 can be written as 134 = 100 + 30 + 4.
standard form The usual way of writing numbers with digits. 567
Created by: melissabga