Learn, Grow, Improve
MathGrade 3Measurement

Knowledge atom

Measure lengths to the nearest half and quarter inch

G3.MD.22Grade 3MeasurementSource mission: Measure Length

Reads a ruler marked in halves and fourths and reports a fractional measurement.

Start practice

Progress & 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

3.MD.B.4

Prerequisites

Common misconceptions

  • rounds to whole inches, ignoring the fractional marks

Required evidence

These evidence lanes define what would count toward this atom.

i
EvidencePerformanceStatusNext step
Show the stepsCarry out the procedure accurately Not startedCollect one observation
Tell it apartDistinguish the target from a near miss Not startedCollect one observation

Recent evidence

No evidence recorded yet

The first response record for this atom will appear here.

Recommended next step

Start a short practice

Use one focused task to begin collecting evidence for this atom.

Show the steps

Reads a ruler marked in halves and fourths and reports a fractional measurement.

Estimated time: ~5 min

Start this practice