Number Talk Math Warm Up | Kindergarten-1st Grade Math Talk Subitizing Dot Cards

🔢 Number Talk Subitizing Dot Cards – Mental Math Warm-Up for K–1

Looking for a powerful way to build number sense and engage students in meaningful math discussions? These Number Talk Subitizing Dot Cards are perfect for your daily “quick images” routine, Number Talks, or small group warm-ups!

Designed with kindergarten and first grade learners in mind, these 80 dot cards encourage students to quickly recognize quantities, see number patterns, and explain their thinking. These cards feature multiple configurations—lines, arrays, shapes, random groupings—and are ideal for fostering mental math skills, fact fluency, and flexible number thinking.

✅ What’s Included:

• 80 Subitizing Dot Cards showing numbers 1–10 in various unique and strategic arrangements
• Teacher Handout: How to Use – great for classroom teachers, subs, or even families doing math at home
• List of Teacher Prompts to deepen student mathematical thinking and support Number Talk discussions
• Ways to Show Work suggestions for expanding the activity into drawing or writing

🎯 Skills Practiced:

• Subitizing
• Number decomposition and composition
• Making 5 and 10
• Doubles and near doubles
• Addition strategies
• Visualizing number combinations
• Mental math and oral reasoning

📌 Perfect For:

• Number Talks / Math Talks
• Quick warm-ups
• Small group instruction
• Intervention groups
• Family math nights
• Substitute lesson plans

Foster strong number sense and mathematical conversations with this low-prep, high-impact math routine that students LOVE and learn from!

🧠 Help your students “see” numbers—and talk about them—with confidence!