Addition
Adding doubles with dots
Use paired dot groups to model doubles, doubles plus one, and doubles plus two, with an optional visual for the answer.
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Adding doubles and near doubles
Practice equal addends and related plus-one or plus-two facts within a selected base-number range.
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Identify the repeated base number. Recall its double, then adjust by one or two when the fact is a near double.
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Customize this worksheetLearning objective
What this activity builds
Use a known double to solve doubles-plus-one and doubles-plus-two facts.
Worked example
What is 8 + 10?
18
Use 8 + 8 = 16, then add the extra 2 to get 18.
Teaching notes
Make the practice count
- Build equal rows of counters so the meaning of double is visible.
- Say the anchor double aloud before making the adjustment.
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A useful next step
Related activities
Addition
Single-digit addition
Practice vertical addition with individually selected single-digit addends and a clear answer line for each fact.
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