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**Grade 6 – Developing Mental Math Skills**

- Describe and use strategies to:
- add, subtract, multiply, and divide whole numbers
- multiply whole numbers by 0.1, 0.01, and 0.001
- multiply and divide decimal numbers by 10, 100, 1000, and 10 000
- estimate addition and subtraction of whole numbers and decimals

– Focusing on the Fundamentals of Math – A Teacher’s Guide, p.6

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