Knowledge atom
Solve compare, bigger-unknown word problems within 100
Finds the larger quantity given the smaller and the difference.
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.OA.A.1
Prerequisites
Common misconceptions
- subtracts despite the consistent 'more' language, overcorrecting from the compare traps
Required evidence
These evidence lanes define what would count toward this atom.
EvidencePerformanceStatusNext step
Apply the ideaUse the idea in a new situation Not startedCollect one observation
Recent evidence
No evidence recorded yet
The first response record for this atom will appear here.