Explaining Addition & Subtraction – 2nd Grade Math – 2.NBT.B.9
This digital math mini lesson and activities for Google Slides are perfect for classroom & distance learning. This resource includes five days of mini lessons explaining how addition and subtraction work for two and three-digit numbers. The resource aligns with CCCSS 2.NBT.B.9. and covers how addition and subtraction work using the standard algorithm, base ten blocks, fact families, regrouping, and borrowing. The resource features lessons that utilize interactive practice questions, anchor charts, exploration, and collaboration.
⭐️ Skill Overview: Each mini lesson includes an interactive anchor chart to introduce the skill.
⭐️ Multimedia Engagement: Integrates movable pieces and fill-in-the-blanks.
⭐️ Interactive: Slides are interactive with fillable text boxes and integrated digital modeling pieces.
⭐️ Scaffolded: Each day’s lessons and activities increase in difficulty and complexity.
⭐️ Quick Assessment: Exit ticket reflection for informal assessment at the end of each lesson.
⭐️Printable recording Sheet: This makes this resource work well for in-person learning.
These lessons are designed for teachers to present and complete with students remotely or in person as a presentation. Each lesson is designed to take one week to complete, but they are flexible and can also be used as a review center for students.
These units can easily be converted to PowerPoint for use with Microsoft Teams.