Knowledge atom
Compose teen numbers as one ten and some ones
Builds or represents 11–19 as one group of ten and one to nine additional ones.
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
K.NBT.A.1 1.NBT.B.2b
Prerequisites
Common misconceptions
- reads 16 as 'six-teen' and builds 6 tens and 1 one
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.