Mental Math Strategies

Work through the 14 core strategies in order, then use the bonus lessons for extra reps and review.
The main progress bar tracks the core path only.

Addition

  • 0. Making 10 FirstBonus

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  • 1. Adding 2-Digit Numbers

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  • 2. Adding 3-Digit Numbers

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  • 3. Adding 3-Digit and 4-Digit Numbers

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Subtraction

  • 4. Subtracting 2-Digit Numbers

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  • 5. Subtracting 3-Digit Numbers

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Multiplication

  • 6. Multiplication Tables

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  • 7. Multiplying 2-Digit by 1-Digit Numbers

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  • 8. Multiplying 3-Digit by 1-Digit Numbers

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  • 9. Multiplying 2-Digit by 2-Digit Numbers

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Division

  • 10. Dividing by 1-Digit Numbers

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  • 11. Dividing by 2-Digit Numbers

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Squares

  • 12. Squaring 2-Digit Numbers

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  • 13. Squaring 3-Digit Numbers

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Percentages

  • 14. Percentages of 2-Digit and 3-Digit Numbers

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Bonus

  • 15. Mixed ReviewBonus

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