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Kindergarten Math · Counting & Cardinality
Count to 100 by ones and tens
Use this for “Start at 47 and count on 3. What number do you stop on?”
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Start number 47 (shaded).
End number: 50 (in a box).
Numbers counted on: 3
This is an example. Type the numbers from your problem to start.
Start number
example
Numbers counted on
example
End number
answer
Number sentences
Start at 47. Count on 3: 50
Good to know
•
Count on: say the next number each time.
•
After 50 comes 51: a new row starts.
•
Stop at 100.
Step-by-step
WE KNOW
Start number: 47
Numbers counted on: 3
FIND
end number
Step 1 · Find end number
Start at 47. Count on 3: ?
Start at the start number. Say the next number for each one you count on.
47 + 3
Count on from 47: 48, 49, 50 → 50
End number: 50
Check
Put the numbers back in. Both sides should match.
Start at 47. Count on 3: 50 ✓
Topic check
See what you know: 5 questions on this topic
New questions each time. Pass to mark it complete.
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