Adding, Subtracting, and Sharing

Grades: PreK/TK Grade

• Overview

• Week 1: The More, the Merrier

  Exploring How Groups Grow When More Are Added

• Just Right
• Hands Together

• Week 2: Showing Math Stories

  Using Objects, Fingers, and Drawings to Represent Addition

• Acting Out Math Stories

• Week 3: Taking Away, Hip Hip Hooray!

  Exploring How Groups Change When Some Are Subtracted

• How Many Are Left?

• Week 4: Mixing Things Up!

  Reasoning About Addition and Subtraction

• Luck of the Draw

• Week 5: Sharing Fair and Square

  Exploring Equal and Unequal Shares

• Odd One Out

• Centers

• Observational Checklists