##### Home > Teacher’s Guide Resource Companion > Page 5 >

**Grade 3 – Developing Mental Math Skills**

- Describe and use strategies to:
- add and subtract two-digit whole numbers
- multiply to 7 × 7
- divide to 49 ÷ 7
- round two-digit whole numbers to the nearest ten
- estimate when solving problems involving addition and subtraction

– Focusing on the Fundamentals of Math – A Teacher’s Guide, p.5

## Text Resources

This curated list of documents have been selected to help you gain a deeper understanding of the above selection from “Focusing on the Fundamentals of Math – A Teachers Guide”. Each link will take you directly to the relevant section within the document.