Cardinality — the last number said names the total count (CCSS K.CC.B.4)
Exercise
Difficulty 1
~1 min
math.gK.f.ns.cardinality.ex_01
Count Then State Total
Prompt
Count these 6 cubes out loud. Then I will ask: HOW MANY?
M-K-F-EX-09-A
Photograph
Top-down photo of 6 red unifix cubes lined up on a white table; numbered labels 1-6 above each cube (faded gray) showing the counting order. Used as a teacher reference for setup.
How it's presented
mode
manipulative
manipulative
6 unifix cubes in a line
Answer criteria
type
cardinal answer
rubric
Counts 1-6, then answers 'how many?' with '6' WITHOUT RECOUNTING.
expected
6
Hints
- After you count, what was the LAST number you said?
- You already know — you said it just now!
Misconceptions to watch
- Recounts when asked 'how many?' (cardinality not yet internalized).
- Answers with the wrong last number.
Used in lessons