click below
click below
Normal Size Small Size show me how
2nd GradePlace Value
Place Value 2.NBT.1
Term | Definition |
---|---|
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 |