Subject: Number Sense

Solving Decimal Word Problems

Which Is Not a Multiple?

Matching Factor Tree Cards

Glossary: Rounding Roundtable

Vocabulary Cards: Rounding Roundtable

Measuring Classroom Objects in Centimeters and Meters

Glossary: Figuring Out Function Tables

Vocabulary Cards: Figuring Out Function Tables

Which Number Doesn’t Belong in the Function Table?

Vocabulary Cards: Conversations About Prime and Composite Numbers

Glossary: Mistakes in Comparing Multi-Digit Numbers

Vocabulary Cards: Mistakes in Comparing Multi-Digit Numbers

Errors in Comparing Numbers

Glossary: Factor Friend or Foe?

Vocabulary Cards: Factor Friend or Foe?

Factor or Not?

Vocabulary Cards: Multiples and Skip Counting

Glossary: The Factor Tree Strategy