Knowledge atom
Represent three-digit numbers with base-ten models
Builds or draws any number within 1000 using hundreds flats, ten rods, and unit cubes.
Start practiceProgress & proof summary
LifecycleNot started
Evidence progress0 of 2 pieces collected
0%Current predictionNo prediction yet
Why?Next reviewNot scheduled
Mastery projection: Not available yetWhat does this mean?
Standards alignment
2.NBT.A.1 2.NBT.A.3
Prerequisites
Common misconceptions
- writes 27 for a model with 2 flats and 7 cubes, dropping the empty tens place
Required evidence
These evidence lanes define what would count toward this atom.
EvidencePerformanceStatusNext step
Represent itShow the idea with a model or notation Not startedCollect one observation
Show the stepsCarry out the procedure accurately Not startedCollect one observation
Recent evidence
No evidence recorded yet
The first response record for this atom will appear here.