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The Amazing Number Neighborhood: Exploring Tens and Ones

Grade 160 minutesPlace Values & Number Sense

💬 Communication

Students develop communication skills by explaining their understanding of tens and ones using mathematical vocabulary, describing how numbers are built using place value language, and sharing their thinking with partners during group activities.

🧠 Thinking

Students develop critical thinking by analyzing how the position of a digit determines its value, comparing numbers based on their tens and ones, and problem-solving when representing numbers in multiple ways using manipulatives.

🤝 Personal & Social

Students develop collaborative skills by working in pairs to build numbers together, taking turns with shared materials, listening respectfully to classmates' strategies, and celebrating each other's mathematical discoveries.

🎯 Learning Objectives

  • I can identify the tens place and ones place in a two-digit number.
  • I can use base-ten blocks to show how many tens and ones are in a number.
  • I can explain that a group of 10 ones is the same as 1 ten.

📦 Materials Needed

Base-ten blocks (units and rods) - one set per pair of studentsPlace value mats with tens and ones columnsNumber cards (11-50) for practice activitiesInteractive whiteboard or chart paper for modelingPlace Value Recording Sheet worksheets for independent practice