Knowledge atom
Subtract within 1000 decomposing a ten
Subtracts three-digit numbers where the ones place requires trading a ten.
Start practiceProgress & proof summary
LifecycleNot started
Evidence progress0 of 1 pieces collected
0%Current predictionNo prediction yet
Why?Next reviewNot scheduled
Mastery projection: Not available yetWhat does this mean?
Standards alignment
2.NBT.B.7
Prerequisites
Common misconceptions
- reverses the ones column instead of trading
Required evidence
These evidence lanes define what would count toward this atom.
EvidencePerformanceStatusNext step
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.