Lesson Plan

Subtraction Sleuths Unite Lesson Plan

Students will master multi-digit subtraction with regrouping by solving themed detective case problems, accurately subtracting numbers up to four digits in real-world contexts.

This lesson builds foundational computational skills and confidence by framing subtraction as detective work, making practice engaging and relevant to everyday tasks like shopping and budgeting.

Audience

Time

Approach

Materials

Prep

Prepare Materials

10 minutes

Step 1

Introduction

5 minutes

Step 2

Guided Practice

10 minutes

Step 3

Independent Practice

10 minutes

Step 4

Reflection & Wrap-Up

5 minutes

lenny

Slide Deck

Subtraction Sleuths Unite

Lesson Objective

Mystery Case

Key Vocabulary

Regrouping Review

Guided Practice #1

Guided Practice #2

Independent Practice

Reflection & Wrap-Up

lenny

Worksheet

lenny
lenny

Answer Key

lenny
lenny
lenny

Subtraction Sleuths Unite

user image

Greg Adkins

Tier 1
For Schools
lenny-learning-logo

Lenny Learning

Create Lesson

CASEL

Health & Wellness

Behavioral Supports

Counseling & Therapy

Family Engagement

School Climate

Special Education

Academic Integration

Seasonal

Career & Life Skills

Arts & Creativity

My Lessons

My Lessons

Video Library

Video Library

Support

Support

Log In