Addition

• Open Number Line
• Zig Zag
• Chunking
• Rainbow Facts
• Bridge Through

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Subtraction

• Chunking
• Zig Zag
• Bridge Back
• Open Number Line
• Complex Chunking

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Multiplication & Division

• Chunking Division
• Chunking Multiplication

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Combined

• Compensation
• Estimating
• Rounding
• Number Splitting
• Landmark Numbers

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